Product details:

Enjoy a nice, hot bath or shower without the hassle of fogged up mirrors. WarmlyYours ClearlyYou Mirror Defoggers adhere to the back of any wall-hung mirror to radiate warmth across the mirror's surface and prevent moisture from forming. ClearlyYou Mirror Defoggers come ready to install in several shapes and sizes. This 24 X 32 rectangular mirror defogger is ideal for medium to larger mirrors. It draws a minimal amount of energy and the pre-attached power leads allow you to connect to your bathroom's 120V lighting circuit for easy installation. Not suitable for installation in the shower.