The SKWOOSHG Large Wheelchair Fluidized Gel Pad measures 16GǥW X 18Gǥ L and has a breathable fabric top for air circulation. There are six individual gel packs (three per side) that provide pressure relief and that help to maintain circulation in the upper thighs. It is portable, lightweight and washable. It folds for easy transport and weighs only 15 ounces so itGs perfect for portable chairs. There is a non-skid bottom that holds the pad in place when in use. This SKWOOSHG gel pad is used for extra comfort in portable, sling seat chairs or in conjunction with a standard cushion for extra support. SKWOOSHG is MADE IN THE USA and is guaranteed for workmanship and performance. A SKWOOSHG fluidized gel pad is the best alternative to a heavy, thick and bulky wheelchair cushion.