A red classroom chair placed in a primary school setting with young children playing in the background on wooden flooring.
Red Postura+ chair with a bold finish and molded plastic frame, built for high-traffic educational settings and easy maintenance.
KI Europe’s red chair with promotional tags and a visual of multicoloured chairs stacked vertically for institutional storage.
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: Red Postura+ Chair (310mm, Ages 4–6)

The Red Postura+ 310mm chair brings bold, energising colour to KS1 classrooms, reading groups, intervention rooms and creative learning zones. Sized for children aged 4–6, it blends posture-conscious design with long-lasting durability in a bright, engaging format.

Ergonomics for Early Primary Learners

  • DfE size mark 2 height (310mm) for children aged 4–6.
  • Waterfall seat edge reduces pressure on young legs.
  • Contoured backrest supports healthy upright sitting.

Strength & Simplicity in One Piece

  • One-piece injection-moulded polypropylene—no joints or screws.
  • Gas-injected legs add rigidity for long-lasting use.
  • Lightweight at just 1.5kg and stackable up to 12 high.

Bright Colour, Easy-Clean Performance

The vivid Red finish helps signal activity zones, energise learning areas and support visual zoning. The stain-resistant surface enables fast wipe-downs between lessons, and the ventilation window helps maintain comfort during longer classroom sessions.

Why Cobolt: Expertise, Personal Support & Delivery Included

  • Over 50 years of experience supplying UK schools, MATs and public-sector organisations.
  • Dedicated personal account management for clear, consistent communication.
  • Delivery included across mainland UK—simple, predictable ordering.
  • We remove friction from procurement with proactive updates and dependable lead times.

Where the Red Postura+ Chair Performs Best

The Red Postura+ 310mm chair is ideal for KS1 classrooms, group reading areas, craft zones, SEN rooms, creative corners and activity-led spaces. The bold colour helps energise learning environments and support easy visual organisation.

Key Features

  • Correct KS1 height – 310mm seat height for children aged 4–6.
  • One-piece polypropylene shell – no joins, screws or weak points.
  • High-impact polymer – with 30% recycled content for a sustainable choice.
  • Gas-injected leg design – reinforced strength for daily school use.
  • Ventilation back window – enhances airflow for comfort.
  • Anti-rocking stability – ideal for active KS1 classrooms.
  • Easy-clean, stain-resistant surface – perfect for messy play and creative work.
  • UV-stable Red colour – suitable for occasional sheltered outdoor learning.
  • Stacks up to 12 – efficient storage for classrooms and halls.
20-year warranty
Delivery included across mainland UK
UK manufactured
BS EN 1729 compliant

The Cobolt Advantage

  • Delivery included – one price that already covers delivery to mainland UK.
  • Personal account management – a dedicated expert supporting your order end to end.
  • 50 years of experience – trusted by education and public-sector buyers nationwide.
  • Simplified procurement – clear communication, smooth processes and reliable timelines.

Safety & Warranty for Red Postura+ 310mm Chairs

  • Certified to BS EN 1729–1:2015 for posture and ergonomic suitability.
  • Meets BS EN 1729–2:2023 for strength, safety and long-term durability.
  • Anti-rocking base offers stability in active primary settings.
  • Stain-resistant, non-porous shell for improved hygiene.
  • Supported by Cobolt’s 20-year structural and material warranty.

The Red Postura+ 310mm chair is engineered for KS1 pupils, combining correct posture support, practical handling and durable construction. These specifications help schools and MATs plan primary learning spaces with confidence.

Dimensions
550mm (H) × 360mm (W) × 365mm (D)
Weight
1.5kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
310mm
Correct ergonomic height for ages 4–6.
Material
30% recycled high-impact polypropylene
Lightweight, durable and sustainable.
Construction
One-piece injection mould with gas-injected legs
Adds strength and eliminates weak joints.
Ventilation
Ventilation back window
Improves airflow for comfort during longer sitting.
Front Edge
Waterfall seat edge
Reduces pressure on legs for increased comfort.
Stacking
Up to 12 chairs
Helps optimise space in classrooms and halls.
Outdoor Use
UV-stable Red finish
Supports occasional outdoor learning.
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Complies with UK school posture and safety standards.
Colour
Red
Bold, energising colour ideal for activity and learning zones.

Measurements follow KS1 size mark 2 guidance and may vary slightly within standard 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: Red Postura+ 310mm Classroom Chair (Ages 4–6)

Q: Who is the Red Postura+ 310mm chair designed for?

A: It is sized for KS1 pupils aged 4–6 and meets DfE size mark 2 height guidance.

Q: What type of classroom suits the Red colour best?

A: Red is ideal for creative zones, reading groups and activity areas where bold colour helps energise pupils and support engagement.

Q: Is the chair easy to keep clean?

A: Yes—the non-porous, stain-resistant polypropylene shell wipes clean quickly after crafts, snacks or everyday use.

Q: Is delivery included?

A: Yes—Cobolt includes delivery across mainland UK within the product price for straightforward procurement.

Q: Can these chairs be stacked?

A: Definitely—they stack up to 12 high, ideal for multi-use spaces or flexible KS1 classrooms.

Q: Are these chairs durable enough for daily KS1 use?

A: Yes—the reinforced legs, one-piece mould and durable polypropylene construction are designed for long-term daily school use.

Q: What is covered under the 20-year warranty?

A: The warranty covers structural integrity and material performance for dependable long-term use in educational settings.

Overview

Product Overview: Red Postura+ Chair (310mm, Ages 4–6)

The Red Postura+ 310mm chair brings bold, energising colour to KS1 classrooms, reading groups, intervention rooms and creative learning zones. Sized for children aged 4–6, it blends posture-conscious design with long-lasting durability in a bright, engaging format.

Ergonomics for Early Primary Learners

  • DfE size mark 2 height (310mm) for children aged 4–6.
  • Waterfall seat edge reduces pressure on young legs.
  • Contoured backrest supports healthy upright sitting.

Strength & Simplicity in One Piece

  • One-piece injection-moulded polypropylene—no joints or screws.
  • Gas-injected legs add rigidity for long-lasting use.
  • Lightweight at just 1.5kg and stackable up to 12 high.

Bright Colour, Easy-Clean Performance

The vivid Red finish helps signal activity zones, energise learning areas and support visual zoning. The stain-resistant surface enables fast wipe-downs between lessons, and the ventilation window helps maintain comfort during longer classroom sessions.

Why Cobolt: Expertise, Personal Support & Delivery Included

  • Over 50 years of experience supplying UK schools, MATs and public-sector organisations.
  • Dedicated personal account management for clear, consistent communication.
  • Delivery included across mainland UK—simple, predictable ordering.
  • We remove friction from procurement with proactive updates and dependable lead times.

Features & Benefits

Where the Red Postura+ Chair Performs Best

The Red Postura+ 310mm chair is ideal for KS1 classrooms, group reading areas, craft zones, SEN rooms, creative corners and activity-led spaces. The bold colour helps energise learning environments and support easy visual organisation.

Key Features

  • Correct KS1 height – 310mm seat height for children aged 4–6.
  • One-piece polypropylene shell – no joins, screws or weak points.
  • High-impact polymer – with 30% recycled content for a sustainable choice.
  • Gas-injected leg design – reinforced strength for daily school use.
  • Ventilation back window – enhances airflow for comfort.
  • Anti-rocking stability – ideal for active KS1 classrooms.
  • Easy-clean, stain-resistant surface – perfect for messy play and creative work.
  • UV-stable Red colour – suitable for occasional sheltered outdoor learning.
  • Stacks up to 12 – efficient storage for classrooms and halls.
20-year warranty
Delivery included across mainland UK
UK manufactured
BS EN 1729 compliant

The Cobolt Advantage

  • Delivery included – one price that already covers delivery to mainland UK.
  • Personal account management – a dedicated expert supporting your order end to end.
  • 50 years of experience – trusted by education and public-sector buyers nationwide.
  • Simplified procurement – clear communication, smooth processes and reliable timelines.

Safety & Warranty

Safety & Warranty for Red Postura+ 310mm Chairs

  • Certified to BS EN 1729–1:2015 for posture and ergonomic suitability.
  • Meets BS EN 1729–2:2023 for strength, safety and long-term durability.
  • Anti-rocking base offers stability in active primary settings.
  • Stain-resistant, non-porous shell for improved hygiene.
  • Supported by Cobolt’s 20-year structural and material warranty.

Specification Dimensions

The Red Postura+ 310mm chair is engineered for KS1 pupils, combining correct posture support, practical handling and durable construction. These specifications help schools and MATs plan primary learning spaces with confidence.

Dimensions
550mm (H) × 360mm (W) × 365mm (D)
Weight
1.5kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
310mm
Correct ergonomic height for ages 4–6.
Material
30% recycled high-impact polypropylene
Lightweight, durable and sustainable.
Construction
One-piece injection mould with gas-injected legs
Adds strength and eliminates weak joints.
Ventilation
Ventilation back window
Improves airflow for comfort during longer sitting.
Front Edge
Waterfall seat edge
Reduces pressure on legs for increased comfort.
Stacking
Up to 12 chairs
Helps optimise space in classrooms and halls.
Outdoor Use
UV-stable Red finish
Supports occasional outdoor learning.
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Complies with UK school posture and safety standards.
Colour
Red
Bold, energising colour ideal for activity and learning zones.

Measurements follow KS1 size mark 2 guidance and may vary slightly within standard 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: Red Postura+ 310mm Classroom Chair (Ages 4–6)

Q: Who is the Red Postura+ 310mm chair designed for?

A: It is sized for KS1 pupils aged 4–6 and meets DfE size mark 2 height guidance.

Q: What type of classroom suits the Red colour best?

A: Red is ideal for creative zones, reading groups and activity areas where bold colour helps energise pupils and support engagement.

Q: Is the chair easy to keep clean?

A: Yes—the non-porous, stain-resistant polypropylene shell wipes clean quickly after crafts, snacks or everyday use.

Q: Is delivery included?

A: Yes—Cobolt includes delivery across mainland UK within the product price for straightforward procurement.

Q: Can these chairs be stacked?

A: Definitely—they stack up to 12 high, ideal for multi-use spaces or flexible KS1 classrooms.

Q: Are these chairs durable enough for daily KS1 use?

A: Yes—the reinforced legs, one-piece mould and durable polypropylene construction are designed for long-term daily school use.

Q: What is covered under the 20-year warranty?

A: The warranty covers structural integrity and material performance for dependable long-term use in educational settings.

Red Postura+ Ergonomic One Piece Classroom Chair - 4-6 Years

Product code: KI46RD
The Red Postura+ Classroom Chair introduces a vibrant, confidence-boosting colour to KS1 classrooms while delivering excellent ergonomic support for ...

Inc VAT

Exc VAT

£35.00

£29.17

Height by Age - 4-6 Years
Colours - Red

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Overview

Features

Safety & Warranty

Specifications & Dimensions

Delivery & Returns

Product FAQs

Product Overview: Red Postura+ Chair (310mm, Ages 4–6)

The Red Postura+ 310mm chair brings bold, energising colour to KS1 classrooms, reading groups, intervention rooms and creative learning zones. Sized for children aged 4–6, it blends posture-conscious design with long-lasting durability in a bright, engaging format.

Ergonomics for Early Primary Learners

  • DfE size mark 2 height (310mm) for children aged 4–6.
  • Waterfall seat edge reduces pressure on young legs.
  • Contoured backrest supports healthy upright sitting.

Strength & Simplicity in One Piece

  • One-piece injection-moulded polypropylene—no joints or screws.
  • Gas-injected legs add rigidity for long-lasting use.
  • Lightweight at just 1.5kg and stackable up to 12 high.

Bright Colour, Easy-Clean Performance

The vivid Red finish helps signal activity zones, energise learning areas and support visual zoning. The stain-resistant surface enables fast wipe-downs between lessons, and the ventilation window helps maintain comfort during longer classroom sessions.

Why Cobolt: Expertise, Personal Support & Delivery Included

  • Over 50 years of experience supplying UK schools, MATs and public-sector organisations.
  • Dedicated personal account management for clear, consistent communication.
  • Delivery included across mainland UK—simple, predictable ordering.
  • We remove friction from procurement with proactive updates and dependable lead times.

Where the Red Postura+ Chair Performs Best

The Red Postura+ 310mm chair is ideal for KS1 classrooms, group reading areas, craft zones, SEN rooms, creative corners and activity-led spaces. The bold colour helps energise learning environments and support easy visual organisation.

Key Features

  • Correct KS1 height – 310mm seat height for children aged 4–6.
  • One-piece polypropylene shell – no joins, screws or weak points.
  • High-impact polymer – with 30% recycled content for a sustainable choice.
  • Gas-injected leg design – reinforced strength for daily school use.
  • Ventilation back window – enhances airflow for comfort.
  • Anti-rocking stability – ideal for active KS1 classrooms.
  • Easy-clean, stain-resistant surface – perfect for messy play and creative work.
  • UV-stable Red colour – suitable for occasional sheltered outdoor learning.
  • Stacks up to 12 – efficient storage for classrooms and halls.
20-year warranty
Delivery included across mainland UK
UK manufactured
BS EN 1729 compliant

The Cobolt Advantage

  • Delivery included – one price that already covers delivery to mainland UK.
  • Personal account management – a dedicated expert supporting your order end to end.
  • 50 years of experience – trusted by education and public-sector buyers nationwide.
  • Simplified procurement – clear communication, smooth processes and reliable timelines.

Safety & Warranty for Red Postura+ 310mm Chairs

  • Certified to BS EN 1729–1:2015 for posture and ergonomic suitability.
  • Meets BS EN 1729–2:2023 for strength, safety and long-term durability.
  • Anti-rocking base offers stability in active primary settings.
  • Stain-resistant, non-porous shell for improved hygiene.
  • Supported by Cobolt’s 20-year structural and material warranty.

The Red Postura+ 310mm chair is engineered for KS1 pupils, combining correct posture support, practical handling and durable construction. These specifications help schools and MATs plan primary learning spaces with confidence.

Dimensions
550mm (H) × 360mm (W) × 365mm (D)
Weight
1.5kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
310mm
Correct ergonomic height for ages 4–6.
Material
30% recycled high-impact polypropylene
Lightweight, durable and sustainable.
Construction
One-piece injection mould with gas-injected legs
Adds strength and eliminates weak joints.
Ventilation
Ventilation back window
Improves airflow for comfort during longer sitting.
Front Edge
Waterfall seat edge
Reduces pressure on legs for increased comfort.
Stacking
Up to 12 chairs
Helps optimise space in classrooms and halls.
Outdoor Use
UV-stable Red finish
Supports occasional outdoor learning.
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Complies with UK school posture and safety standards.
Colour
Red
Bold, energising colour ideal for activity and learning zones.

Measurements follow KS1 size mark 2 guidance and may vary slightly within standard 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: Red Postura+ 310mm Classroom Chair (Ages 4–6)

Q: Who is the Red Postura+ 310mm chair designed for?

A: It is sized for KS1 pupils aged 4–6 and meets DfE size mark 2 height guidance.

Q: What type of classroom suits the Red colour best?

A: Red is ideal for creative zones, reading groups and activity areas where bold colour helps energise pupils and support engagement.

Q: Is the chair easy to keep clean?

A: Yes—the non-porous, stain-resistant polypropylene shell wipes clean quickly after crafts, snacks or everyday use.

Q: Is delivery included?

A: Yes—Cobolt includes delivery across mainland UK within the product price for straightforward procurement.

Q: Can these chairs be stacked?

A: Definitely—they stack up to 12 high, ideal for multi-use spaces or flexible KS1 classrooms.

Q: Are these chairs durable enough for daily KS1 use?

A: Yes—the reinforced legs, one-piece mould and durable polypropylene construction are designed for long-term daily school use.

Q: What is covered under the 20-year warranty?

A: The warranty covers structural integrity and material performance for dependable long-term use in educational settings.

Overview

Product Overview: Red Postura+ Chair (310mm, Ages 4–6)

The Red Postura+ 310mm chair brings bold, energising colour to KS1 classrooms, reading groups, intervention rooms and creative learning zones. Sized for children aged 4–6, it blends posture-conscious design with long-lasting durability in a bright, engaging format.

Ergonomics for Early Primary Learners

  • DfE size mark 2 height (310mm) for children aged 4–6.
  • Waterfall seat edge reduces pressure on young legs.
  • Contoured backrest supports healthy upright sitting.

Strength & Simplicity in One Piece

  • One-piece injection-moulded polypropylene—no joints or screws.
  • Gas-injected legs add rigidity for long-lasting use.
  • Lightweight at just 1.5kg and stackable up to 12 high.

Bright Colour, Easy-Clean Performance

The vivid Red finish helps signal activity zones, energise learning areas and support visual zoning. The stain-resistant surface enables fast wipe-downs between lessons, and the ventilation window helps maintain comfort during longer classroom sessions.

Why Cobolt: Expertise, Personal Support & Delivery Included

  • Over 50 years of experience supplying UK schools, MATs and public-sector organisations.
  • Dedicated personal account management for clear, consistent communication.
  • Delivery included across mainland UK—simple, predictable ordering.
  • We remove friction from procurement with proactive updates and dependable lead times.

Features & Benefits

Where the Red Postura+ Chair Performs Best

The Red Postura+ 310mm chair is ideal for KS1 classrooms, group reading areas, craft zones, SEN rooms, creative corners and activity-led spaces. The bold colour helps energise learning environments and support easy visual organisation.

Key Features

  • Correct KS1 height – 310mm seat height for children aged 4–6.
  • One-piece polypropylene shell – no joins, screws or weak points.
  • High-impact polymer – with 30% recycled content for a sustainable choice.
  • Gas-injected leg design – reinforced strength for daily school use.
  • Ventilation back window – enhances airflow for comfort.
  • Anti-rocking stability – ideal for active KS1 classrooms.
  • Easy-clean, stain-resistant surface – perfect for messy play and creative work.
  • UV-stable Red colour – suitable for occasional sheltered outdoor learning.
  • Stacks up to 12 – efficient storage for classrooms and halls.
20-year warranty
Delivery included across mainland UK
UK manufactured
BS EN 1729 compliant

The Cobolt Advantage

  • Delivery included – one price that already covers delivery to mainland UK.
  • Personal account management – a dedicated expert supporting your order end to end.
  • 50 years of experience – trusted by education and public-sector buyers nationwide.
  • Simplified procurement – clear communication, smooth processes and reliable timelines.

Safety & Warranty

Safety & Warranty for Red Postura+ 310mm Chairs

  • Certified to BS EN 1729–1:2015 for posture and ergonomic suitability.
  • Meets BS EN 1729–2:2023 for strength, safety and long-term durability.
  • Anti-rocking base offers stability in active primary settings.
  • Stain-resistant, non-porous shell for improved hygiene.
  • Supported by Cobolt’s 20-year structural and material warranty.

Specification Dimensions

The Red Postura+ 310mm chair is engineered for KS1 pupils, combining correct posture support, practical handling and durable construction. These specifications help schools and MATs plan primary learning spaces with confidence.

Dimensions
550mm (H) × 360mm (W) × 365mm (D)
Weight
1.5kg
Warranty
20 years
Specification
Details
Purpose / Benefit
Seat Height
310mm
Correct ergonomic height for ages 4–6.
Material
30% recycled high-impact polypropylene
Lightweight, durable and sustainable.
Construction
One-piece injection mould with gas-injected legs
Adds strength and eliminates weak joints.
Ventilation
Ventilation back window
Improves airflow for comfort during longer sitting.
Front Edge
Waterfall seat edge
Reduces pressure on legs for increased comfort.
Stacking
Up to 12 chairs
Helps optimise space in classrooms and halls.
Outdoor Use
UV-stable Red finish
Supports occasional outdoor learning.
Compliance
BS EN 1729–1:2015 / BS EN 1729–2:2023
Complies with UK school posture and safety standards.
Colour
Red
Bold, energising colour ideal for activity and learning zones.

Measurements follow KS1 size mark 2 guidance and may vary slightly within standard 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: Red Postura+ 310mm Classroom Chair (Ages 4–6)

Q: Who is the Red Postura+ 310mm chair designed for?

A: It is sized for KS1 pupils aged 4–6 and meets DfE size mark 2 height guidance.

Q: What type of classroom suits the Red colour best?

A: Red is ideal for creative zones, reading groups and activity areas where bold colour helps energise pupils and support engagement.

Q: Is the chair easy to keep clean?

A: Yes—the non-porous, stain-resistant polypropylene shell wipes clean quickly after crafts, snacks or everyday use.

Q: Is delivery included?

A: Yes—Cobolt includes delivery across mainland UK within the product price for straightforward procurement.

Q: Can these chairs be stacked?

A: Definitely—they stack up to 12 high, ideal for multi-use spaces or flexible KS1 classrooms.

Q: Are these chairs durable enough for daily KS1 use?

A: Yes—the reinforced legs, one-piece mould and durable polypropylene construction are designed for long-term daily school use.

Q: What is covered under the 20-year warranty?

A: The warranty covers structural integrity and material performance for dependable long-term use in educational settings.

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