Dual chamber gel bladder design for ideal weight distribution and comfort to help prevent pressure injuries for users with limited seat tolerance. Includes removable, low-shear, vapor permeable, water-resistant two-way stretch material Cover w/ anti-contamination zipper. Adjustable strap secures cushion to wheelchair. Warranty: 1-year. #13050-22x18x3 #13050-24x18x3 #13050-26x18x3 Latex Free UNSPSC#42141705