Reduce the pressure from long term sitting and choose an ergonomic kneeling chair that is both comfortable and healthy for your body. Kneeling chairs sit you in a position to allow your diaphragm to move efficiently and promote better breathing and blood circulation. This dual use mobile chair can be used as a kneeling chair and as a backless stool. Use as your permanent office chair or in conjunction with a conventional task or executive office chair. WL-1425-GG Color Black, Silver Finish Silver Powder Coat Upholstery Black Fabric Made of Fabric, Foam, Metal, Plastic Ergonomic Design Black Fabric Upholstery Padded Seat and Knee Rest Knee Rest Pad 16''W x 11.75''D x 2.5'' Thick Pneumatic Seat Height Adjustment Silver Powder Coated Steel Frame Dual Wheel Casters CA117 Fire Retardant Foam Made In Taiwan TAA Compliant Capacity 250 lbs. Some Assembly Required Warranty Info 2 yr Parts Overall Dimensions 18 W x 21 D x 20 23 H Seat Dimensions 17 W x 12 D