No need for nailing your walls just to hang clock, wall mounts, paintings and any other thing. Simply use this double sided tape on the surface you want to hang or paste your item and on other side paste the item it self. Say bye to nails and cracked walls. Elastic & easy tear PE foam. Produced by coating acrylic solvent adhesive on both sides of the foam and separated by release paper. It adheres well to a variety of surfaces and exhibits excellent holding power.