The Attends Supersorb Advanced Underpad, features a Dry-Lock® absorbent core which moves fluid away from the skin, to help maintain skin health and wellness. The soft, cloth-like topsheet provides added comfort, while the leakage guard layer protects bed linens from wetness and helpts to reduce laundry volume. A strong breathable backsheet keeps the underpad in place without rolling or bunching and provides the ability to reposition patients up to 400 lbs . The air-permeable backsheet allows for use on low-airflow mattresses. Odor-blocking properties help maintain healthy environment. Recommended for Heavy to Severe incontinence.