Steel Wire MODERN DESIGN: Cubiko's modern metal design allows it to be easily integrated with a variety of design and decor styles NON-DAMAGING ADHESIVE INSTALLATION: Completely non-damaging to your walls, Cubiko includes a non-damaging, waterproof adhesive strips that can be applied on various surfaces such as tiles, dry wall, concrete, etc. (does not work on porous surfaces) SET OF 2 SHOWER BINS: Designed to be placed anywhere on your shower or bath wall, these set of two caddies add elevated storage for all of your essentials; holds 10lbs (4.5 kg) per bin RUST-FREE: Constructed of durable metal, Cubiko bins are rust-free, ensuring they hold up and look good for a long amount of time MODERN ORIGINAL DESIGN FOR EVERY HOME: From reimagining the functionality of home essentials to creating innovative new decor, Umbra products add personality to your home. Don’t settle for copy-cat products. Choose Umbra and get the original.