Not Considered Necessary: Can be stuck to any smooth surface such as tile, marble, metal, etc. Not recommended for painted surfaces, wallpaper and uneven surfaces. Rust Resistant Material: Choose to use solid stainless steel to make the shower caddy waterproof, rust resistant and difficult to damage. It can be used to clean bathrooms, showers and kitchens for long periods of time. MULTIFUNCTIONAL BATHROOM RACK - This small bathroom shelf can be used as a shower stall in an indoor shower, storage rack over a toilet, as a shelf on a display wall or as a floating kitchen shelf on the wall. Railings are designed to prevent items from falling and are ideal for bathrooms, kitchens, living rooms, bedrooms, balconies, etc. All materials and instructions are included: 1 shower caddy, 1 hardware kit. Space saving: compact size and ample storage space. Widely used in kitchen, bathroom, living room, balcony, etc. Size: 40cm.