The Umbra Levit Tech Shelf is a simple, slim metal wall shelf designed just for storing and charging all your devices. Easy to install above outlets or nightstands, its seamless design holds smart phones, tablets and watches until ready to use. Cords can be threaded through three holes at the base. Made of metal Can be installed with nails, screws, or medium 3M Command Hooks Dimensions 17-1/4" x 1-1/2" x 5-1/2" h