Additional Details ------------------------------ Product description: Add feet comfort and prevent slipping in the shower with the Hydro Rug. Simply place the shower rug over the drain, and the 8 suction cups will securely hold it in place. The sponge-like material is like a loofah for your sole; fast-drying and always clean. Sizes include 29oe" x 17OE" rectangular size or a 20" x 20" shower stall size.