Protects Mattresses & Chairs. For use in hospitals, nursing homes and in the home, Attends Underpads are made with soft inner fibers that make them comfortable and absorbent, and a strong, leak-resistant backsheet holds fluid. Available in a variety of shapes and sizes, all of our underpads help promote healthy skin, while at the same time protecting mattresses and chairs. Underpad Size: 17" x 24". Unit Pack: 30 bags of 10. Light absorbency. Soft, cloth-like topsheet promotes healthy skin. Leak-resistant, blue backsheet protects sur.