Super Rustproof & Waterproof Material -- Our adhesive hooks are made of 304 stainless steel which is durable, rustproof, waterproof and anti corrosion that can be used in wet condition, like bathroom & toilet,etc, ability to hold a wide range of accessories from coats, keys, bags to umbrellas.Powerful Durable Adhesive Hooks--The self adhesive hook does have an ultra-strong viscosity. Can carry weights of up to 15Lbs, stable and reliable, save space and keep your room clean and tidy. Self adhesive hooks work on a variety of smooth hard surface like ceramic tile, glass, wood, marble, plastic, acrylic, stainless steel, But Please not use for lime wall, painted wall, drywall, plaster wall, the non-smooth paper wall and rough textured surfaces.Easy to Install-- Please use sticky hooks after 24 hours of installation. Just remove the front blue cover and peel back the PE foam and press it on the wall, easy and convenient. No drill needed and no worry about damaging the wall with removable hook. Great for the bedroom, bathroom, living room, toilet, office, etc.