UM! Brands USA C-HM-05 Clip Industrial Hanging Solution, Lavender Revolutionary material that sticks to any non-porous using Nano suction instead of tape, magnets, tools or glue Extremely strong: every hook holds up to 4 pounds Easy to apply and remove by simply sticking on then peeling off; leaves no holes, marks or residue Reusable over and over again; just stick, peel and repeat Wash when dirty then reuse again and again