TENA InstaDri Air Disposable Bed Pad is made with a highly absorbent polymer with moisture lock that holds over 10 cups of liquid. The special breathable film helps reduce the risk of skin breakdown by allowing heat to escape while keeping moisture away from the skin. Your skin stays dry and the disposable underpad does not leak. This bed pad is made with a non woven top-sheet which provides extra strength and durability which helps stop tears and rips. The hospital quality pad won't bunch up so you remain comfortable. This underpad offers waterproof protection for bedding, mattresses, or other furniture. The Tena InstaDri Securepad Underpad is 30" x 36" and can be used on medical air mattresses as well as standard beds. This underpad can also be used to reposition bariatric persons and other users as well. This is a highly absorbent premium pad that is available by the bag of 5 or by the case of 8 bags of 20 for a case total of 40 incontinence pads.