The Teknik Office Ergo Comfort Black Fabric chair is our versatile multi-adjustable black fabric executive operator chair, perfect for all environments and users! It has 4 multi-adjustments - a limited forward 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), has a sturdy nylon base and is available in Blue or Black Fabric