About this item Nylon 15 gel bladders cover entire patient contact area for the prevention and treatment of pressure ulcers Full length “head-to-toe” gel bladders minimize “bottoming out” and “pitting” New convoluted foam topper vastly improves patient comfort and air circulation 4 elastic corner straps secure overlay to mattress Urethane coated nylon cover is water resistant and vapor permeable. Vinyl base is stain resistant and waterproof
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