Reduce lower back strain and regain your body's natural posture with this ergonomic kneeling chair. Kneeling chairs sit you in a position to allow your diaphragm to move efficiently and promote better breathing and blood circulation. The frame is height adjustable to get into your preferred seat height. This chair can be used as a permanent office chair or used in conjunction with a conventional task or executive office chair. WL-1429-GG Color Black Finish Silver Powder Coat Upholstery Black Fabric Made of Fabric, Foam, Metal, Polyurethane Ergonomic Design Black Fabric Upholstery Padded Seat and Knee Rest Knee Rest Pad 16''W x 10.5''D x 1.5'' Thick Polyurethane Foam Handles Height Adjustable Frame Silver Powder Coated Steel Frame Plastic Floor Glides CA117 Fire Retardant Foam Made In Taiwan TAA Compliant Capacity 250 lbs. Some Assembly Required Warranty Info 2 yr Parts Overall Dimensions 25 W x 27 D x 21 26 H Seat Dimensions 16 W x 12 D