nbsp;Odorless:PVC material, toxic free, suction cup hook is characterized by excellent quality, which is more durable and environmentally friendly, which can have good water-resistant ability Powerful Suction & None Trace:Won’t leave stains on the wall/glass, 70mm vacuum suction cup is larger than hooks on the market, give you great support, provide antifreeze 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 non-smooth surfaces, not on mosaic or lightly textured earthenware surface, MAKE SURE YOUR SUITABLE SURFACE BEFORE PURCHASING Wide Use & Reusable: Hook can be removed anytime change position after washing the suction cup, wipe the wall surface and reinstall it, perfect for hanging Christmas decoration/bathroom and kitchen accessories like wreath,