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X-Line

Whatever your mission

Introducing X-Line, the office chair collection designed for your everyday mission. With people spending a third of their day at work, it's essential to prioritise your posture and comfort, regardless of the role you do. The X-Line chair supports you through long hours at your desk, ensuring you stay energised and focused. Elevate your workspace and take care of yourself with X-Line.

x-line-mesh-back-swivel-chairs in black fabric with headrest and lumbar support
x-line-mesh-back-swivel-chair in black fabric with headrest and lumbar support

Key features

Upholstered or Mesh backrest options

Easy to adjust magnestic lumbar support

2D or 4D adjustable armrests

Available with pocket spring seat cushion

Available with an adjustable headrest

Standard, counter high & 24/7 versions available

x-line-mesh and upholstered-back-swivel-chairs in black fabric with headrest and lumbar support

Upholstered backrest

Introducing our upholstered backrest, designed for ultimate comfort and versatility. With a height adjustment of 60mm, it can be easily adjusted independently of the seat. Choose from eight lockable positions to find your perfect fit and enhance your seating experience. Enjoy personalised tailored support just for you!

x-line-swivel chair lumbar-support-for upholstered-backrest

Upholstered backrest

Lumbar Support

The upholstered backrest features an optional integrated lumbar support that can be manually adjusted in depth, ensuring you receive optimal support right where you need most – in the small of your back. Additionally, the height of the lumbar support is adjustable along with the backrest, providing a tailored seating experience with enhanced comfort.

x-line-swivel-chair-for 24 hour use 7 days per week

X-Line 24/7

Introducing the X-Line 24/7 chair, built to withstand the demands of any environment. Engineered for continuous use - 24 hours a day, 7 days a week, this X-Line variant combines durability with comfort, making them the ideal choice for tough settings. Experience the perfect blend of strength and style with the X-Line 24/7 – a robust solution for workplaces that demand reliability and durability from their seating.

Gallery

Sample models

Click an image for a larger view

Optional Features

Sizes & Features

Dimensions

Seat Height: 415mm - 535mm

Seat Depth with slide: 440mm - 540mm

Seat Depth: 480mm

Seat Width: 460mm

Back Width: 455mm

Back Height Upholstered: 635mm - 695mm

Back Height Mesh: 650mm - 710mm


Counter High Seat height: 570mm - 700mm

R46: 2D

Black

Height adjustment - 100mm

Lateral pad movement - 90mm


R37: 3D

Black

Height adjustment - 100mm

Lateral pad movement - 90mm

Armpad slide - 40mm

Armpad rotation - 360°


R37-POL: 3D

Black with polished frames

Height adjustment - 100mm

Lateral pad movement - 90mm

Armpad slide - 40mm

Armpad rotation - 360°


R38: 3D

Black

Height adjustment - 110mm

Lateral pad movement - 80mm

Armpad slide - 40mm

Armpad rotation - 360°


R38-POL: 3D

Black with polished frames

Height adjustment - 110mm

Lateral pad movement - 80mm

Armpad slide - 40mm

Armpad rotation - 360°

SA3-ST: (standard) Free floating

Synchronous backrest & seat tilt angle

Lockable in 4 positions.

Auto-weight tension adjustment with

fine tuning

Seat slide


ER-ST: Free floating

Weight tension adjustment

Synchronous backrest & seat tilt angle

Lockable in 5 positions.

Seat slide


ERN-ST: Free floating

Synchronous backrest & seat tilt angle

Weight tension adjustment

Lockable in 5 positions.

Forward tilt +2°

Seat slide


ERF-ST: Free floating

Weight tension adjustment

Synchronous backrest & seat tilt angle

Lockable in 5 positions.

Forward tilt +5°

Seat slide

TS30: Black polyamide base (standard)

ST56-BL: Black aluminium base

ST56-POL: Polished aluminium base

GL-R: Higher gas stem - 450mm - 570mm

ESHH60: Soft castors for hard floor surfaces

HRUA: Headrest upholstered

HRMA: Headrest mesh or 3D fabric

LSD2: Lumbar support for upholstered backrest

LUH2: Magnetic lumbar support for mesh backrest

SE-SP: Seat with pocket springs

SE-SD: Seat with side drops


Certifications:

TÜV Safety Certificate - GS mark 110 kg - norm EN 1335-1 (type B), EN 1335-2

TÜV Safety Certificate - GS mark 110 kg - norm EN 1335-1 (type C), EN 1335-2

TÜV Safety Certificate - GS mark 150 kg - norm EN 1335-1 (type A), EN 1335-2, DIN 4573

TÜV Safety Certificate - GS mark 150 kg - norm EN 1335-1 (type B), EN 1335-2, DIN 4573


RAL gGmbH Certificate - "Blue Angel" - requirements DE-UZ 117

TÜV Ergonomic Certificate - "Ergonomics"

TÜV Ergonomic Certificate - norm NPR 1813

TÜV Certificate - "FEMB Level (EU) - Level 3"

IBA Quality Certificate - 'Quality Certificate'

FCBA Certificate - 'NF Office Excellence'

FCBA Certificate - 'NF Environment'

TÜV Certificate - 'Toxic Tested'

Environmental Product Declaration (EPD) - EN ISO 14025, Type III


Fabrics & Upholstery Finishes

Price Group 48

Synergy by Camira

95% Wool / 5% polyamide

Technical Specification


Composition: 95% wool, 5% polyamide

Weight: 400 g/m2 ±5%

Backrest finishes for X-Line Mesh

Gabriel Runner may also be used for the seat and upholstered backrest side drops.

Be Inspired

At our company, we have dedicated ourselves establishing a strong reputation in our industry. We take great pride in delivering exceptional customer service, ensuring that no inquiry is too small. Our aim is to provide a seamless and professional experience for every individual we serve.

- Office Ergonomics Limited

15 Edison Road - Aylesbury - Buckinghamshire - HP19 8TE

Copyright: Office Ergonomics Ltd 2026

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