DRIVE MEDICAL | GEL CUSHION 18x16x2Item No. 14888 The Medicare approved General Use 2" gel foam wheelchair cushion will provide comfort and support for the wheelchair bound patient High Density foam encapsulates a viscous gel bladder that provides proper immersion and envelopment for pressure redistribution The cover is fluid resistant low shear nylon zippered and removable with a durable vinyl bottom Carry handle included for convenient transport Product Dimensions: 18" (W) X 16" (D)