Air Cell Wheelchair Cushion 18 x 16 x 2 Wax Baths Refill Wax * deal for: pain relief Jobst Opaque Sensitive * deal for: pain relief reduction of muscle spasm decreasing joint stiffness contractures increased blood flow chronic inflammatory conditions bursitis tenosynovitis and chronic inflammatory pelvic disease Width: Widths range from 13 18 x 16 x 2 * Proven design for pressure relief and position equalization * Position equalization results from the variable action of individual air cells * Adjustable air pressure provides relief based on user s individual needs * Easy to use air pump is included * Low surface tension reduces friction and skin shear * Low shear fluid proof cloth cover (not shown) protects against incontinence