Double sided foam tape for hanging signs, art prints on your wall. Works with several types of art prints, Metal, Acrylic, Canvas frames and frameless. Peel and stick system with permanent adhesive on one side and removable/restickable on the opposite side so it will not damage wall. Works on stucco, drywall, wallpaper walls. 8 tape blocks 1/2" x 2" x 2" (you may cut blocks with a knife to fit)