Quality Material: The bathroom door hooks are made of quality acrylic material with smooth and rounded surface, which is stronger and less prone to rust compared to other material hooks, great for use in humid bathroom environments Anti Slip Design: Shower door hooks are designed with a shrink opening, stable and non slip, so that the hooks will not easily slip off the glass door; bathroom door or front door; etc Easy to Install: Our bathroom door hooks are no punch, very easy to install, no drilling or gluing required. No need to use other tools to assist, can be hung directly behind the door Widely Used: Acrylic shower hooks are suitable for door frames less than 12 mm/0.47 inches thick (please measure the thickness of the glass door before purchasing), great for hanging towels; bath balls; bathrobes; etc Package Included: The package includes 4 pcs clear or black acrylic shower door hooks, enough quantity to meet your daily use, Manufacturer: NIHUIFDPY