Wheelchair cushions come in a variety of compositions (including gel and foam) and sizes to accommodate a variety of needs.
Wheelchair Cushions – Fabrication Enterprises, Inc. – 50-1364
$60.00
Gel/foam wheelchair cushion with removable cover – 16 x 16 x 3″

Utility Racks for Flex-Master® - Eagle Group MHC - PRT96-C
Dermal - Miltex, An Integra Company - 33-201 