Material: Aerospace grade aluminum or ABS hanging shower holder, strong and durable, rustproof, corrosion resistant and scratch resistant. Installation: no-drill shower holder with self-adhesive adhesive, no drilling required, easy to install (pay attention to installation and wait 24 hours before installing the shelf which is more solid) Use: The no-drill shower caddy is suitable for use in bathrooms, bedrooms, living rooms, kitchens, restrooms and offices where storage and organization are needed. Features: The no-drill bathroom shelf features a vent design at the bottom for quick drainage, which helps keep your bath products neat, dry, and clean. Note: Suitable for a wide variety of smooth flat marble, ceramic, smooth glass and metal tiles. Be careful not to stick it on uneven tile, rough wood, drywall, limestone wall, paper The square nail-free shower shelf is strong, stable and without deformation, removable, washable and showerable, it fulfills the efforts and fills the bathroom as you wish, it is easy for a variety of occasions and an exquisite life. over painted textured or rough surfaces.