- 10 gel bladders cover entire patient contact area
- Full length Head to Toe gel bladders minimizes bottoming out and pitting
- 4 elastic corner straps secures overlay to mattress
- Urethane coated nylon cover is, water resistant and vapor permeable
- Vinyl base is stain resistant and waterproof
- Bladders contain an aqueous non-toxic gel and polystyrene beads to minimize gel migration