Roho Hybrid Elite Cushion Single Valve 18 x18 x4.25 Mobility Products * Offset rear wheel position Select Ear:Right Ear * Offset rear wheel position adds additional stability and equally distributes the patient 5 * Overall Height: 41 * Seat Depth: 19 Cover with encased comfort foam is machine washable Combines the suberb skin protection and shape matching ability of ROHO DRY FLOATATION© with the stability of Jay© base technology * This new cushion design allows for improved position and function while maintaining optimal immersion and envelopment of both the ischial tuberosities and greater trochanters * Cushion insert matches the individual s shape by adjusting the amount of air * Air cushion insert is easily cleaned with soap and water