Order # 18184309 Manufacturer# GMC2018-96-1 Brand Geo-Matt Contour Manufacturer Span America Application Seat Cushion Cover Material Anti-slip Cover Dimensions 18 X 20 X 3 Inch HCPCS E2601 (Disclaimer) Inflation Type Non-inflatable Material Foam UNSPSC Code 42192208 Weight Capacity 250 lbs. Patented Geo-Matt anti-shearing layer on top, firmer contoured base below creates outstanding positioning and effective pressure relief in one Base features contoured leg channels, abduction/adduction build-up, and pelvic bucketing to help discourage slouching Standard cover consists of anti-slip top surface and non-skid bottom Built-in sleeve in bottom of cover allows use of molded Sling-Fill base (not included) 18 month warranty