Our most durable gel cushion has a 3 high resiliency foam base with a soft-eze vacuum sealed gel bladder to further induce pressure equalization. As an added feature, this cushion has a vinyl casing around the core to promote a solid incontinence barrier. Easy to disinfect or sterilize. Cover is made of a non-slip non-skid bottom. The softeze comfort cover provides excellent stay support. Cover is machine washable. Weight capacity 250lbs. 12 month warranty. 18"W x 16"D x 3"H.