This wall shelf is designed with self-adhesive tape. It can be applied to any smooth surface, such as ceramic tile, marble stone, metal, glass, etc. The corner shelf adopts hollow design with small holes to help drain the water and stop accumulating water. It has 6 hooks so you can hang towels, brush, bathing gloves, shower cap, accessories, hats, etc, they can be removed when not in use. Multi functional floating shelves towel bar with hook look cute and fits most type of bathrooms, kitchen and will keep you cheerful while shower.