This ergonomic mesh back office chair from Ergocraft features multiple adjustments for maximum comfort and support throughout the workday. Now available in your choice of commercial grade, stain resistant fabric with contoured padding or black mesh seat upholstery. Other features include an executive high back backrest, polished aluminum backrest frame, 2-way adjustable lumbar support, ratchet back height adjustment, seat slider for adjusting seat depth, synchro-tilt mechanism for a more relaxed recline, tilt tension control, pneumatic seat height adjustment, 360 degree swivel, 3-way adjustable arm rests and a heavy duty nylon base with stylish dual wheel spoked casters. Optional mesh headrest available for minimal charge. Meets or exceeds ANSI/BIFMA standards. Dimensions: Seat Size: 20.5"W x 20 - 22.4"D. Back Size: 18.6"W x 22"H. Overall: 38.25" - 41.75"H x 26"W x 26"D. Seat Height: 18.5" - 22"H. Weight: 52 lbs. 12 year limited warranty from Ergocraft. This chair normally ships within 5-6 business days from our CA warehouse.