Scotch Outdoor Fasteners are the reusable closure that bonds securely to most surfaces that are varnished or sealed, including wood, metal or concrete. Also great on bare metal and many plastics. For indoor and outdoor use, it stays attached even wet and dirty. Lasts for 100's of closures. Hang a thermometer outdoors, tools on the side of your house or fence or even mount decorations on your patio to accent your home. Holds up to 5 pounds; 1 inch of product holds 1 pound.