【HIGH SAFETY FACTOR】Screw hooks combined with elastic safety buckle design can maximize the protection of items from falling in indoor and outdoor environments. 【HIGH QUALITY]】Screw hooks are made of high quality stainless steel with anti-rust graphic layer, which is rust-proof, waterproof and corrosion-resistant. It can be used for a long time indoors and outdoors in all kinds of weather conditions. The safety buckle design can make your installation more solid. 【Easy Installation】Just use a hammer, wrench or drill to screw or drive the screw hooks into the wooden or concrete wall, the screw design facilitates a better bite into the wall for quick installation. 【Wide Range of Applications】The screw hooks are suitable for indoor and outdoor environments, and can be used to hang potted plants, lanterns, bird cages and other large objects, as well as place cups and other small objects.