product 1.Material: hook using the high quality material, reusable and more stable than similar products. 2.Appearance structure: The appearance of the suction cup hook is made of abs, surf high quality material. Long service life. Waterproof, moisture-proof and anti-smoke. 3.Easy to Install: Just lift, push in and lo. No screws, no nails, no glue, no tools required. This suction cup with hooks is easy to organize and store in apartments, school dormitories, and offices. 4.Heavy Duty Suction Cups: Made of high quality ABS plastic , the suction cups can withstand a maximum load. and maintain suction for years. 5.Scope of appliionSuitable for any non-porous and smooth surfsuch as polished ceramic tile,mirror, glass window,polished stainless still wall and plastic board etc.