No Drilling - Use strong adhesive for installation, without any professional tools, saving you from hiring professionals to drill and damage your wall High Quality Performance - Made of high quality solid aviation aluminum, durable and sturdy, the surface is polished and not easy to rust even in a humid environment. Strong Load Capacity - Choose the powerful adhesive adsorption sticker. It will not leave any traces on the wall after peeling. Easy to Install - Just stick the self-adhesive hook in the right position, and then install the bathroom corner shelves on the hook. The shelves can also be easily removed from the hook for cleaning (can also be fixed with screws) Application - Suitable for all kinds of wall surfaces: smooth tiles, uneven tiles, marble, glass, frosted glass, metal, solid wood wall, etc. Not suitable for rounded or curved corners, only 90 degrees. (85-95 degrees better), not for tiles smaller than 4x4 inches