High Quality The windshield hook is made of PET material, which is characterized by excellent quality, which is more durable and environmentally friendly, which can have good water-resistant ability. 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 & 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 Easy to use: It does not need to drill the holes in the wall, the suction hook; it only need to fix the surface of the hook to the wall, press its center of the suction cup firmly. And then you rub it and take the air out; finally, press it on the wall. Wide Application:Bathroom accessories have a mechanism to hang them very ingenious, held shower caddy super well on the wall (not mosaic surface or slightly textured earthenware) / plastic or metal support / glass / laminated furniture etc.