Waterproof And Moisture-ProofThe Suction Cup Hooks Are Made Of High Quality Pet Materials And Environmentally Friendly Abs Materials. Both Abs And Pvc Materials Are Waterproof. They Do Not Rust And Stay Very Firm In Wet Weather.Suction Cup Hook SizeTraceless Wrench Which Size Is 1.4*3.93Inch (3.5*10). With The Large Contact Area, The Wall Suction Cup Hook Is Very Stable With A Maximum Load Capacity Of Up To 5 .Reusable And Residue-Free RemovalWith Super Strong Suction Cups, Our Unique Hooks Are Strong And Special, Can Also Be Reused After Washing And Drying. Tools Such As Screwdrivers And Glue Are Not Needed At All. The Suction Cup Can Be Removed At Any Time Without Leaving A Trace. You Don'T Worry About Damaging Your Walls.Versatile Suction Cup HooksSuitable For Dishcloths, Bath Towels, Hand Towels, Bathrobe, Keys, Hats, Clothes, Robes, Keys, Umbrellas, Effective Space Saving For Backpacks And Bedrooms, Bathrooms, Offices, Wardrobes, Kitchens, Cabinets.Applicable SurfacesDue To The Vacuum Design, You Can Only Use The Suction Cup Hook On Very Smooth Surfaces. Suitable On Glass, Mirrors, Tiles, Polished Metal, Etc. Not Suitable For Uneven Surfaces Such As Patterned Ceramic Tiles, Wallpaper, Wood Etc.