【Odorless】PVC material, toxic free, suction cup hook is characterized by excellent quality, more durable and more environmentally friendly, which can have good water-resistant ability 【 Powerful Suction and No Trace 】Won’t leave stains on the wall/glass, 70mm vacuum suction cup is larger than hooks on the market, gives you great support, provides anti-freeze function, avoid the suction cup harden as the temperature changes 【Tool-Free Installation】Using vacuum principle, installation easily without damaging the wall. Just pull down the hook pressing the middle of the suction cup to release the air. ATTENTION: hook sticks super well to smooth and non-precious surfaces, not on mosaic or lightly textured earthenware surface, MAKE SURE YOUR SUITABLE SURFACE BEFORE PURCHASING 【 Wide Use and Reusable】 Hook can be removed anytime change position after washing the suction cup, wipe the wall surface and re-install it, perfect for hanging Christmas decoration/bathroom and kitchen accessories