medline ultrasorbs ap underpads help manage moisture and maintain skin integrity over time. their extra-large pad draws in moisture and locks it away from the skin, so these underpads feels dry to the touch in just minutes after wetting while their aquashield film provides leakage protection which results in fewer linen changes without any double-padding. plus, these unique underpads lie flat when wet without bunching, swelling, or disintegrating, and they are air-permeable for added patient comfort and for use during low air loss mattress therapyprotects the bedding and permits air flow.