A unique construction of High Resilient (HR) molded foam provides optimum stabilization  position  pressure reduction and seating posture * Designed for clients who are at low risk for skin breakdown * Stretch polyester knit cover is removable  washable and flame retardant * Cover has a  Non-Slip  bottom for comfort and safety. Weight Capacity: 250 lbs * 1 Year Limited Warranty on cover and cushion