Roho Hybrid Elite Cushion Single Valve 18 x16 x4.25 Lift Chairs Accessories PORTABLE CHARGING CASE: No batteries vitamins and minerals compared PORTABLE CHARGING CASE: No batteries required❗The portable charging case can be charged itself so that it can charge the hearing aids when you are not close to a wall outlet * Be at risk for skin soft tissue breakdown and or deep tissue injury Foam base may be wiped with damp cloth * Neoprene rubber cushion insert can be patched or repaired to extend use * Customized Jay foam base and ROHO air insert are fluid resistant * Cushion size: 18 W x16 D * Wide ranges of sizes also available to fit chair widths 14 to 24 upon request * Weight capacity: 550 lbs * HCPCS Suggested Code: E2622 * 2 year warranty Cover with encased comfort foam is machine washable