Flex Soap Dish includes non-damaging, waterproof adhesive strips that can be applied on various surfaces such as tiles, drywall, concrete, etc. (does not work on porous surfaces). Measures 5.13 x 4.13 x 3.38" (13 x 10 x 9 cm). ?? Made from 95% recycled plastic. ? Surfaces must be smooth and clean for mounting. Warning: Surface damage may occur if adhesive mounting is removed from drywall, concrete, wallpaper, and porous surfaces.-Soap dishes tend to pool water, with the Umbra Adhesive Soap Dish you don't need to worry because the integrated drainage holes prevent water from collecting at the bottom of the dish. Easy to install, Flex Soap Dish includes non-damaging, waterproof adhesive strips that can be applied on various surfaces such as tiles, drywall, concrete, etc. (does not work on porous surfaces). Measures 5.13 x 4.13 x 3.38" (13 x 10 x 9 cm). Part of Umbra's Flex Adhesive Bath Collection. ?? Made from 95% recycled plastic. ? Non-Damaging Adhesive Installation: Completely non-damaging to your tiled walls. Includes a strong adhesive backing that can be applied on various surfaces such as tiles, drywall, concrete, etc. Surfaces must be smooth and clean for mounting. Warning: Surface damage may occur if adhesive mounting is removed from drywall, concrete, wallpaper, and porous surfaces.