Convoluted surface helps with weight distribution and air circulation

Audible fill detection

Features two tone/volume settings

The URO-PREP™ Tray includes

The padded Skin Sleeves feature thicker plush pile with pressure absorbing gel pads located under the elbow

Hermell Products Inc invalid Ring-foam with White Cover, 16-1/4" x 13" Barriers Convoluted surface helps with weightHermell Products Inc invalid Ring foam with White Cover, 16 1 4" x 13", Specially Molded, Comfort And Durability. Specially molded, high compression polyurethane foam provides the ultimate in support, comfort and durability. Distributes your weight evenly over the entire seating area to ease pressure on sensitive areas High compression Polyurethane Foam.