care apparel extra large easy rise chair cushion - 5" thick foam seat booster with removable, washable poly-shearling cover - 15 1/2" x 18" care apparel sit and rise easier with the extra large easy rise seat cushion. comfortable 5" thick foam cushion gives you a helpful boost. works in most chairs or wheelchairs. machine wash, removable cover. soft, poly-shearling top with cotton-knit sides and bottom. booster cushion measures 15 1/2" x 18". please measure the intended sitting space to ensure a proper fit before buying. made in usa. please note, this regular firm foam for seat boosting purposes, and not memory foam.