Control seat height, back height, back angle and arm height for custom comfort Task chairs are made with a multi-curved backrest and impact-resistant outer back shell. Single position tilt lock and pneumatic seat height adjustment from 17-21 1/2"H, using the same lever. Ratchet-style back height adjustment and back angle control promote proper posture and lumbar support. Arms are height-adjustable and feature oversized curved urethane armrest. Includes 5-point base on casters for smooth mobility. Weight capacity is 250 pounds. Ships via Ground Transportation. FOB: NJ Available in 3 fabric colors: - 01 black, - 09 dark grey, - 44 wine. To view fabric choices, simply click on View Swatches located above. Overall dimensions: 37 1/2H x 25W x 26"D Seat height: 17 - 21 1/2"H Seat dimensions: 20W x 17"D Back dimensions: 18 1/2H x 19 1/2"W