Order # 31794309 Manufacturer# 753179 Brand Pressure-Check Manufacturer Skil-Care Application Seat Cushion Cover Material Waterproof Cover Dimensions 18 X 16 X 4 Inch Inflation Type Non-inflatable Material Foam Securing Method Freestanding UNSPSC Code 42192208 This cushion utilizes a unique cubic formation to provide pressure relief and redistribution while simultaneously minimizing shear forces Foam sections adjust to meet individual needs Provides maximum weight distribution for pressure relief