This hooks are made of 304 stainless steel and 3M adhesive. Ensuring quality and longevity, as well as rust and corrosion resistant for long-term use. A set of 4 packing hooks.Stylish coat hook, compatible with all other modern home dcor.The Self Adhesive Hooks adopts a rounded corner design, IT is curved to prevent scratching. Good fit modern kitchens, bathrooms, toilets, bedroom etc.No drilling is required, just clean the mounting surface, Peel off the protective layer on the back and stick it to the wall. Press it for a few seconds.Waiting for 24 hours to ensure better.Uninstall just use Hair dryer heating adhesive,Then use blade scrapes it step by step.Material: 304 Stainless SteelSurface: Brushed NickelBack: Powerful self-adhesivePackage: 4 pcs Hooks