Wheelchair Accessories - 20" x 20" Roho Low-Profile Wheelchair Cushion: 20" x 20" Roho Low-Profile Wheelchair Cushions The same features as the High-Profile Cushion but with 2" high cells. Designed for patients who suffer from, or are at risk for ischemic ulcers, this therapeutic cushion provides a comfortable, counter pressure environment. The individual air cells allow adequate ventilation, and the durable neoprene material is flame retardant and helps resist urine, oils and medicine. Both cushion and two-way stretch cover are washable. Comes with air pump, repair kit and 24-month warranty. Just 2 3/4 lbs.