INV2441 Features: * The Invacare Matrx PS is designed to provide superior positioning, stability,skin protection and comfort. 16 x 18 * ADP Approved. SES1M0060 * Durable HR (high resilient) foam prevents "bottoming out" * Innovative reversible outer cover, Dartex fabric,may be used smooth or fabric side out to suit individual needs * Recovery inner liner provides moisture protection to the foam * Waffled recess provides ischial/sacral immersion and helps maintain pelvic position and prevent sliding * Weight Capacity: 300 lbs Dimensions: * Seat dimensions: 16" W x 18" D * Product Weight: 2 lbs