A durable jade‑green chair positioned in a secondary school science lab, surrounded by wood cabinetry, lab stools and learning displays.
Jade green Postura+ chair with a sleek silhouette and ergonomic shaping, suitable for classrooms and youth activity zones.
KI Europe’s jade green chair with feature banners and a circular image of stacked chairs in assorted colours for space-saving display.
Sizing chart for KI Europe’s Postura+ Chairs showing age ranges, seat heights, dimensions, and weight for nursery to adult users, with colour-coded feet illustrations.

Overview

Features

Safety & Warranty

Specifications & Dimensions

Delivery & Returns

Product FAQs

Product Overview: Jade Green Postura+ Chair (380mm, Ages 8–11)

The Jade Green Postura+ 380mm chair delivers an on-trend colour and classroom-ready ergonomics for older primary pupils. Designed for ages 8–11, it supports healthy posture, comfort and focus throughout the KS2 timetable.

Ergonomic Support for Upper-Primary Learners

  • 380mm seat height to suit pupils aged 8–11 (DfE size mark 4)
  • Contoured backrest helps maintain a supported, upright position
  • Waterfall seat edge reduces pressure on the backs of legs

One-Piece Design Built for Daily Use

  • Single-piece polypropylene shell with no screws or joints to loosen
  • Gas-injected legs increase rigidity and long-term durability
  • Lightweight 2.42kg construction with integrated carry handle for easy movement

Jade Green for Modern, Zoned Classrooms

The Jade Green finish brings a fresh, modern feel to KS2 environments, making it ideal for colour-coded spaces, reading corners and group work areas. The ventilated back window and easy-clean finish keep the chair practical and comfortable throughout the school day.

Why Cobolt: Experience, Support & Free Delivery

  • Over 50 years of experience supporting UK schools, MATs and public-sector projects
  • Personal account-managed service that reduces workload for busy teams
  • Free UK mainland delivery on every Postura+ chair
  • Clear guidance and honest lead times to make procurement straightforward

Where the Jade Green Postura+ Chair Performs Best

The Jade Green Postura+ 380mm chair is well suited to KS2 classrooms, ICT suites, language rooms, creative spaces, SEND-support zones and multi-use learning areas. Its ergonomic shell supports posture while the Jade Green colour helps create distinctive, contemporary interiors.

Key Features

  • 380mm seat height – sized specifically for pupils aged 8–11.
  • One-piece polypropylene shell – no loose joints, screws or fixings.
  • 30% recycled high-impact polypropylene – robust, sustainable and lightweight.
  • Gas-injected legs – reinforced for regular stacking and movement.
  • Ventilated back window – encourages airflow and comfort in longer lessons.
  • Anti-static, anti-rocking geometry – supports safer behaviour in busy classrooms.
  • Stain-resistant, non-porous surface – simple to wipe clean between activities.
  • UV-stable Jade Green finish – suitable for occasional sheltered outdoor sessions.
  • Stacks up to 12 high – ideal for flexible layouts and multi-use spaces.
20-year warranty icon
20-year warranty
Free delivery icon
Free UK mainland delivery
UK manufactured icon
UK manufactured
BS EN 1729 compliant icon
BS EN 1729 compliant

The Cobolt Advantage

  • Free UK mainland delivery on every Postura+ chair, supporting tight project budgets.
  • Account-managed relationships so schools and MATs have a single, knowledgeable contact.
  • 50-year heritage in education furniture, layout planning and specification.
  • Procurement made easier through clear specs, open communication and reliable lead times.

Safety & Warranty for Jade Green Postura+ 380mm Chairs

  • Certified to BS EN 1729–1:2015 for pupil ergonomics in upper-primary classrooms
  • Complies with BS EN 1729–2:2023 for classroom strength, safety and durability
  • Anti-rocking base helps minimise tipping in active KS2 environments
  • Stain-resistant, non-porous shell supports quick, hygienic cleaning routines
  • 20-year warranty on structural integrity and material performance

The Jade Green Postura+ 380mm chair combines ergonomic sizing, strength and easy maintenance for KS2 learning environments. These specifications support confident planning for classrooms, ICT areas and shared spaces.

Dimensions
675mm (H) × 430mm (W) × 440mm (D)
Weight
2.42kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
380mm
Supports ergonomic seating for pupils aged 8–11 (DfE size mark 4)
Material
30% recycled high-impact polypropylene
Durable, lightweight and low maintenance for upper-primary use
Construction
One-piece mould with gas-injected legs
Eliminates weak points and improves long-term strength
Ventilation
Back ventilation window
Helps maintain comfort during extended seated tasks
Edge Profile
Waterfall seat edge
Reduces pressure at the front of the seat for improved circulation
Anti-static / Anti-rocking
Yes
Improves classroom safety and stability for active pupils
Stackability
Up to 12 chairs
Helps schools manage space in halls and flexible teaching areas
Outdoor Suitability
UV filter
Suitable for occasional use in sheltered outdoor learning spaces
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Meets UK standards for ergonomics, strength and safety
Colour
Jade Green
Contemporary shade ideal for zoned and modern KS2 spaces

Dimensions follow DfE size mark 4 and may vary slightly within normal manufacturing tolerances.

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

FAQs: Jade Green Postura+ 380mm Classroom Chair (Ages 8–11)

Q: Which age group is the Jade Green 380mm Postura+ chair suitable for?

A: It is designed for pupils aged approximately 8–11 and aligns with DfE size mark 4 for upper-primary seating.

Q: Why choose Jade Green for our KS2 classrooms?

A: Jade Green offers a modern, fresh appearance that works well for zoned areas, reading corners and contemporary classroom designs.

Q: Is this chair strong enough for daily upper-primary use?

A: Yes—the one-piece mould, high-impact material and gas-injected legs are built for intensive KS2 use and frequent stacking.

Q: Does Cobolt provide free delivery on Jade Green Postura+ chairs?

A: Yes—Cobolt offers free UK mainland delivery on all Postura+ chairs, helping schools and MATs maximise their budgets.

Q: How easy is it to clean and maintain these chairs?

A: The non-porous, stain-resistant surface wipes clean quickly, making it ideal for classrooms where desks, ICT work and art activities share the same space.

Q: Can we stack the Jade Green chairs when not in use?

A: Yes—up to 12 chairs can be stacked safely, supporting multi-use rooms, halls and flexible layouts.

Q: Are these chairs suitable for occasional outdoor learning?

A: The UV-stable material makes them suitable for occasional use in sheltered outdoor areas, although indoor storage is recommended to maximise lifespan.

Q: What assurance does the 20-year warranty provide?

A: The warranty covers structural integrity and material performance under normal educational use, giving long-term confidence in your investment.

Overview

Product Overview: Jade Green Postura+ Chair (380mm, Ages 8–11)

The Jade Green Postura+ 380mm chair delivers an on-trend colour and classroom-ready ergonomics for older primary pupils. Designed for ages 8–11, it supports healthy posture, comfort and focus throughout the KS2 timetable.

Ergonomic Support for Upper-Primary Learners

  • 380mm seat height to suit pupils aged 8–11 (DfE size mark 4)
  • Contoured backrest helps maintain a supported, upright position
  • Waterfall seat edge reduces pressure on the backs of legs

One-Piece Design Built for Daily Use

  • Single-piece polypropylene shell with no screws or joints to loosen
  • Gas-injected legs increase rigidity and long-term durability
  • Lightweight 2.42kg construction with integrated carry handle for easy movement

Jade Green for Modern, Zoned Classrooms

The Jade Green finish brings a fresh, modern feel to KS2 environments, making it ideal for colour-coded spaces, reading corners and group work areas. The ventilated back window and easy-clean finish keep the chair practical and comfortable throughout the school day.

Why Cobolt: Experience, Support & Free Delivery

  • Over 50 years of experience supporting UK schools, MATs and public-sector projects
  • Personal account-managed service that reduces workload for busy teams
  • Free UK mainland delivery on every Postura+ chair
  • Clear guidance and honest lead times to make procurement straightforward

Features & Benefits

Where the Jade Green Postura+ Chair Performs Best

The Jade Green Postura+ 380mm chair is well suited to KS2 classrooms, ICT suites, language rooms, creative spaces, SEND-support zones and multi-use learning areas. Its ergonomic shell supports posture while the Jade Green colour helps create distinctive, contemporary interiors.

Key Features

  • 380mm seat height – sized specifically for pupils aged 8–11.
  • One-piece polypropylene shell – no loose joints, screws or fixings.
  • 30% recycled high-impact polypropylene – robust, sustainable and lightweight.
  • Gas-injected legs – reinforced for regular stacking and movement.
  • Ventilated back window – encourages airflow and comfort in longer lessons.
  • Anti-static, anti-rocking geometry – supports safer behaviour in busy classrooms.
  • Stain-resistant, non-porous surface – simple to wipe clean between activities.
  • UV-stable Jade Green finish – suitable for occasional sheltered outdoor sessions.
  • Stacks up to 12 high – ideal for flexible layouts and multi-use spaces.
20-year warranty icon
20-year warranty
Free delivery icon
Free UK mainland delivery
UK manufactured icon
UK manufactured
BS EN 1729 compliant icon
BS EN 1729 compliant

The Cobolt Advantage

  • Free UK mainland delivery on every Postura+ chair, supporting tight project budgets.
  • Account-managed relationships so schools and MATs have a single, knowledgeable contact.
  • 50-year heritage in education furniture, layout planning and specification.
  • Procurement made easier through clear specs, open communication and reliable lead times.

Safety & Warranty

Safety & Warranty for Jade Green Postura+ 380mm Chairs

  • Certified to BS EN 1729–1:2015 for pupil ergonomics in upper-primary classrooms
  • Complies with BS EN 1729–2:2023 for classroom strength, safety and durability
  • Anti-rocking base helps minimise tipping in active KS2 environments
  • Stain-resistant, non-porous shell supports quick, hygienic cleaning routines
  • 20-year warranty on structural integrity and material performance

Specification Dimensions

The Jade Green Postura+ 380mm chair combines ergonomic sizing, strength and easy maintenance for KS2 learning environments. These specifications support confident planning for classrooms, ICT areas and shared spaces.

Dimensions
675mm (H) × 430mm (W) × 440mm (D)
Weight
2.42kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
380mm
Supports ergonomic seating for pupils aged 8–11 (DfE size mark 4)
Material
30% recycled high-impact polypropylene
Durable, lightweight and low maintenance for upper-primary use
Construction
One-piece mould with gas-injected legs
Eliminates weak points and improves long-term strength
Ventilation
Back ventilation window
Helps maintain comfort during extended seated tasks
Edge Profile
Waterfall seat edge
Reduces pressure at the front of the seat for improved circulation
Anti-static / Anti-rocking
Yes
Improves classroom safety and stability for active pupils
Stackability
Up to 12 chairs
Helps schools manage space in halls and flexible teaching areas
Outdoor Suitability
UV filter
Suitable for occasional use in sheltered outdoor learning spaces
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Meets UK standards for ergonomics, strength and safety
Colour
Jade Green
Contemporary shade ideal for zoned and modern KS2 spaces

Dimensions follow DfE size mark 4 and may vary slightly within normal manufacturing tolerances.

Delivery & Returns

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

Product FAQs

FAQs: Jade Green Postura+ 380mm Classroom Chair (Ages 8–11)

Q: Which age group is the Jade Green 380mm Postura+ chair suitable for?

A: It is designed for pupils aged approximately 8–11 and aligns with DfE size mark 4 for upper-primary seating.

Q: Why choose Jade Green for our KS2 classrooms?

A: Jade Green offers a modern, fresh appearance that works well for zoned areas, reading corners and contemporary classroom designs.

Q: Is this chair strong enough for daily upper-primary use?

A: Yes—the one-piece mould, high-impact material and gas-injected legs are built for intensive KS2 use and frequent stacking.

Q: Does Cobolt provide free delivery on Jade Green Postura+ chairs?

A: Yes—Cobolt offers free UK mainland delivery on all Postura+ chairs, helping schools and MATs maximise their budgets.

Q: How easy is it to clean and maintain these chairs?

A: The non-porous, stain-resistant surface wipes clean quickly, making it ideal for classrooms where desks, ICT work and art activities share the same space.

Q: Can we stack the Jade Green chairs when not in use?

A: Yes—up to 12 chairs can be stacked safely, supporting multi-use rooms, halls and flexible layouts.

Q: Are these chairs suitable for occasional outdoor learning?

A: The UV-stable material makes them suitable for occasional use in sheltered outdoor areas, although indoor storage is recommended to maximise lifespan.

Q: What assurance does the 20-year warranty provide?

A: The warranty covers structural integrity and material performance under normal educational use, giving long-term confidence in your investment.

Jade Green Postura+ Ergonomic One Piece Classroom Chair - 8-11 Years

Product code: KI811JG
The Jade Green Postura+ 380mm Classroom Chair combines a fresh, contemporary colourway with proven ergonomics for pupils aged 8–11. Its 380mm seat he...

Inc VAT

Exc VAT

£38.00

£31.67

Height by Age - 8-11 Years
Colours - Jade Green

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Overview

Features

Safety & Warranty

Specifications & Dimensions

Delivery & Returns

Product FAQs

Product Overview: Jade Green Postura+ Chair (380mm, Ages 8–11)

The Jade Green Postura+ 380mm chair delivers an on-trend colour and classroom-ready ergonomics for older primary pupils. Designed for ages 8–11, it supports healthy posture, comfort and focus throughout the KS2 timetable.

Ergonomic Support for Upper-Primary Learners

  • 380mm seat height to suit pupils aged 8–11 (DfE size mark 4)
  • Contoured backrest helps maintain a supported, upright position
  • Waterfall seat edge reduces pressure on the backs of legs

One-Piece Design Built for Daily Use

  • Single-piece polypropylene shell with no screws or joints to loosen
  • Gas-injected legs increase rigidity and long-term durability
  • Lightweight 2.42kg construction with integrated carry handle for easy movement

Jade Green for Modern, Zoned Classrooms

The Jade Green finish brings a fresh, modern feel to KS2 environments, making it ideal for colour-coded spaces, reading corners and group work areas. The ventilated back window and easy-clean finish keep the chair practical and comfortable throughout the school day.

Why Cobolt: Experience, Support & Free Delivery

  • Over 50 years of experience supporting UK schools, MATs and public-sector projects
  • Personal account-managed service that reduces workload for busy teams
  • Free UK mainland delivery on every Postura+ chair
  • Clear guidance and honest lead times to make procurement straightforward

Where the Jade Green Postura+ Chair Performs Best

The Jade Green Postura+ 380mm chair is well suited to KS2 classrooms, ICT suites, language rooms, creative spaces, SEND-support zones and multi-use learning areas. Its ergonomic shell supports posture while the Jade Green colour helps create distinctive, contemporary interiors.

Key Features

  • 380mm seat height – sized specifically for pupils aged 8–11.
  • One-piece polypropylene shell – no loose joints, screws or fixings.
  • 30% recycled high-impact polypropylene – robust, sustainable and lightweight.
  • Gas-injected legs – reinforced for regular stacking and movement.
  • Ventilated back window – encourages airflow and comfort in longer lessons.
  • Anti-static, anti-rocking geometry – supports safer behaviour in busy classrooms.
  • Stain-resistant, non-porous surface – simple to wipe clean between activities.
  • UV-stable Jade Green finish – suitable for occasional sheltered outdoor sessions.
  • Stacks up to 12 high – ideal for flexible layouts and multi-use spaces.
20-year warranty icon
20-year warranty
Free delivery icon
Free UK mainland delivery
UK manufactured icon
UK manufactured
BS EN 1729 compliant icon
BS EN 1729 compliant

The Cobolt Advantage

  • Free UK mainland delivery on every Postura+ chair, supporting tight project budgets.
  • Account-managed relationships so schools and MATs have a single, knowledgeable contact.
  • 50-year heritage in education furniture, layout planning and specification.
  • Procurement made easier through clear specs, open communication and reliable lead times.

Safety & Warranty for Jade Green Postura+ 380mm Chairs

  • Certified to BS EN 1729–1:2015 for pupil ergonomics in upper-primary classrooms
  • Complies with BS EN 1729–2:2023 for classroom strength, safety and durability
  • Anti-rocking base helps minimise tipping in active KS2 environments
  • Stain-resistant, non-porous shell supports quick, hygienic cleaning routines
  • 20-year warranty on structural integrity and material performance

The Jade Green Postura+ 380mm chair combines ergonomic sizing, strength and easy maintenance for KS2 learning environments. These specifications support confident planning for classrooms, ICT areas and shared spaces.

Dimensions
675mm (H) × 430mm (W) × 440mm (D)
Weight
2.42kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
380mm
Supports ergonomic seating for pupils aged 8–11 (DfE size mark 4)
Material
30% recycled high-impact polypropylene
Durable, lightweight and low maintenance for upper-primary use
Construction
One-piece mould with gas-injected legs
Eliminates weak points and improves long-term strength
Ventilation
Back ventilation window
Helps maintain comfort during extended seated tasks
Edge Profile
Waterfall seat edge
Reduces pressure at the front of the seat for improved circulation
Anti-static / Anti-rocking
Yes
Improves classroom safety and stability for active pupils
Stackability
Up to 12 chairs
Helps schools manage space in halls and flexible teaching areas
Outdoor Suitability
UV filter
Suitable for occasional use in sheltered outdoor learning spaces
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Meets UK standards for ergonomics, strength and safety
Colour
Jade Green
Contemporary shade ideal for zoned and modern KS2 spaces

Dimensions follow DfE size mark 4 and may vary slightly within normal manufacturing tolerances.

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

FAQs: Jade Green Postura+ 380mm Classroom Chair (Ages 8–11)

Q: Which age group is the Jade Green 380mm Postura+ chair suitable for?

A: It is designed for pupils aged approximately 8–11 and aligns with DfE size mark 4 for upper-primary seating.

Q: Why choose Jade Green for our KS2 classrooms?

A: Jade Green offers a modern, fresh appearance that works well for zoned areas, reading corners and contemporary classroom designs.

Q: Is this chair strong enough for daily upper-primary use?

A: Yes—the one-piece mould, high-impact material and gas-injected legs are built for intensive KS2 use and frequent stacking.

Q: Does Cobolt provide free delivery on Jade Green Postura+ chairs?

A: Yes—Cobolt offers free UK mainland delivery on all Postura+ chairs, helping schools and MATs maximise their budgets.

Q: How easy is it to clean and maintain these chairs?

A: The non-porous, stain-resistant surface wipes clean quickly, making it ideal for classrooms where desks, ICT work and art activities share the same space.

Q: Can we stack the Jade Green chairs when not in use?

A: Yes—up to 12 chairs can be stacked safely, supporting multi-use rooms, halls and flexible layouts.

Q: Are these chairs suitable for occasional outdoor learning?

A: The UV-stable material makes them suitable for occasional use in sheltered outdoor areas, although indoor storage is recommended to maximise lifespan.

Q: What assurance does the 20-year warranty provide?

A: The warranty covers structural integrity and material performance under normal educational use, giving long-term confidence in your investment.

Overview

Product Overview: Jade Green Postura+ Chair (380mm, Ages 8–11)

The Jade Green Postura+ 380mm chair delivers an on-trend colour and classroom-ready ergonomics for older primary pupils. Designed for ages 8–11, it supports healthy posture, comfort and focus throughout the KS2 timetable.

Ergonomic Support for Upper-Primary Learners

  • 380mm seat height to suit pupils aged 8–11 (DfE size mark 4)
  • Contoured backrest helps maintain a supported, upright position
  • Waterfall seat edge reduces pressure on the backs of legs

One-Piece Design Built for Daily Use

  • Single-piece polypropylene shell with no screws or joints to loosen
  • Gas-injected legs increase rigidity and long-term durability
  • Lightweight 2.42kg construction with integrated carry handle for easy movement

Jade Green for Modern, Zoned Classrooms

The Jade Green finish brings a fresh, modern feel to KS2 environments, making it ideal for colour-coded spaces, reading corners and group work areas. The ventilated back window and easy-clean finish keep the chair practical and comfortable throughout the school day.

Why Cobolt: Experience, Support & Free Delivery

  • Over 50 years of experience supporting UK schools, MATs and public-sector projects
  • Personal account-managed service that reduces workload for busy teams
  • Free UK mainland delivery on every Postura+ chair
  • Clear guidance and honest lead times to make procurement straightforward

Features & Benefits

Where the Jade Green Postura+ Chair Performs Best

The Jade Green Postura+ 380mm chair is well suited to KS2 classrooms, ICT suites, language rooms, creative spaces, SEND-support zones and multi-use learning areas. Its ergonomic shell supports posture while the Jade Green colour helps create distinctive, contemporary interiors.

Key Features

  • 380mm seat height – sized specifically for pupils aged 8–11.
  • One-piece polypropylene shell – no loose joints, screws or fixings.
  • 30% recycled high-impact polypropylene – robust, sustainable and lightweight.
  • Gas-injected legs – reinforced for regular stacking and movement.
  • Ventilated back window – encourages airflow and comfort in longer lessons.
  • Anti-static, anti-rocking geometry – supports safer behaviour in busy classrooms.
  • Stain-resistant, non-porous surface – simple to wipe clean between activities.
  • UV-stable Jade Green finish – suitable for occasional sheltered outdoor sessions.
  • Stacks up to 12 high – ideal for flexible layouts and multi-use spaces.
20-year warranty icon
20-year warranty
Free delivery icon
Free UK mainland delivery
UK manufactured icon
UK manufactured
BS EN 1729 compliant icon
BS EN 1729 compliant

The Cobolt Advantage

  • Free UK mainland delivery on every Postura+ chair, supporting tight project budgets.
  • Account-managed relationships so schools and MATs have a single, knowledgeable contact.
  • 50-year heritage in education furniture, layout planning and specification.
  • Procurement made easier through clear specs, open communication and reliable lead times.

Safety & Warranty

Safety & Warranty for Jade Green Postura+ 380mm Chairs

  • Certified to BS EN 1729–1:2015 for pupil ergonomics in upper-primary classrooms
  • Complies with BS EN 1729–2:2023 for classroom strength, safety and durability
  • Anti-rocking base helps minimise tipping in active KS2 environments
  • Stain-resistant, non-porous shell supports quick, hygienic cleaning routines
  • 20-year warranty on structural integrity and material performance

Specification Dimensions

The Jade Green Postura+ 380mm chair combines ergonomic sizing, strength and easy maintenance for KS2 learning environments. These specifications support confident planning for classrooms, ICT areas and shared spaces.

Dimensions
675mm (H) × 430mm (W) × 440mm (D)
Weight
2.42kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
380mm
Supports ergonomic seating for pupils aged 8–11 (DfE size mark 4)
Material
30% recycled high-impact polypropylene
Durable, lightweight and low maintenance for upper-primary use
Construction
One-piece mould with gas-injected legs
Eliminates weak points and improves long-term strength
Ventilation
Back ventilation window
Helps maintain comfort during extended seated tasks
Edge Profile
Waterfall seat edge
Reduces pressure at the front of the seat for improved circulation
Anti-static / Anti-rocking
Yes
Improves classroom safety and stability for active pupils
Stackability
Up to 12 chairs
Helps schools manage space in halls and flexible teaching areas
Outdoor Suitability
UV filter
Suitable for occasional use in sheltered outdoor learning spaces
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Meets UK standards for ergonomics, strength and safety
Colour
Jade Green
Contemporary shade ideal for zoned and modern KS2 spaces

Dimensions follow DfE size mark 4 and may vary slightly within normal manufacturing tolerances.

Delivery & Returns

FREE Delivery to UK Mainland Zone 1

Your order will be delivered on a standard 10 Working Days service.

For all other locations, please email help@coboltfurniture.co.uk for a quote.


  • Made to Order: Many of our products are manufactured specifically for your order. Because of this, returns depend on the product specifics and require prior permission from Cobolt Furniture.
  • Cancellations: We always endeavour to reduce cancellation costs. However, please note a partial or entire charge may be levied to cover material costs and administrative fees if a made-to-order line is cancelled.

Product FAQs

FAQs: Jade Green Postura+ 380mm Classroom Chair (Ages 8–11)

Q: Which age group is the Jade Green 380mm Postura+ chair suitable for?

A: It is designed for pupils aged approximately 8–11 and aligns with DfE size mark 4 for upper-primary seating.

Q: Why choose Jade Green for our KS2 classrooms?

A: Jade Green offers a modern, fresh appearance that works well for zoned areas, reading corners and contemporary classroom designs.

Q: Is this chair strong enough for daily upper-primary use?

A: Yes—the one-piece mould, high-impact material and gas-injected legs are built for intensive KS2 use and frequent stacking.

Q: Does Cobolt provide free delivery on Jade Green Postura+ chairs?

A: Yes—Cobolt offers free UK mainland delivery on all Postura+ chairs, helping schools and MATs maximise their budgets.

Q: How easy is it to clean and maintain these chairs?

A: The non-porous, stain-resistant surface wipes clean quickly, making it ideal for classrooms where desks, ICT work and art activities share the same space.

Q: Can we stack the Jade Green chairs when not in use?

A: Yes—up to 12 chairs can be stacked safely, supporting multi-use rooms, halls and flexible layouts.

Q: Are these chairs suitable for occasional outdoor learning?

A: The UV-stable material makes them suitable for occasional use in sheltered outdoor areas, although indoor storage is recommended to maximise lifespan.

Q: What assurance does the 20-year warranty provide?

A: The warranty covers structural integrity and material performance under normal educational use, giving long-term confidence in your investment.

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