The Office Ergo Comfort Spectrum Fabric chair is our versatile multi-adjustable fabric executive operator chair available in a choice of 60 Xtreme fabric colours, perfect for all environments and users! It has 4 multi-adjustments - seat tilt, seat slide, back tilt and gas lift seat height adjustment for excellent user support and comfort. Certified for 24 hour use (BS5459-2: 2000) and with 150 kg rated gas lift, it's an ideal and affordable solution for all types of work and home environments. This chair also accepts height adjustable comfort armrests (sold separately), and has a sturdy nylon 5 star base.