Reusable, removable blue adhesive putty that replaces tape, tacks, staples and magnets. No more holes in walls, and no more chipped, peeled paint. Will secure nearly anything you can imagine to slick or hard surfaces including wood, tile, glass, concrete, porcelain, metal and painted surfaces. Use to fasten decorations, posters, notes and paintings. Can be used time and time again. Non-toxic. Conforms to ASTM D 4236.