Thick back and seat cushion for maximized comfort. Raised backrest support for superior comfort. High density memory foam and high grade soft vinyl for long lasting use. Heavy-duty hydraulic pump handles weights over 400lbs. Removable T-shape footrest and 360 degree spinning. Overall Dimensions (L x W x H). Seat Size (W x D). Seat Back Size(L x W). Adjustable Seat Height (from ground to seat). Frame: Stainless steel Seat: PU.