Using these Rig - Tig Hang - It Knobs is a breeze. First, choose the spot on your wall where you want to hang the hook. If your wall needs it, drill a small hole and insert a raw plug. Then, simply screw the hook into the wall by hand. You can use these hooks in various rooms like the kitchen to hang utensils, in the hallway for coats, or in the children’s room for toys. Just make sure the wall can support up to 5 kg of weight. When it comes to maintenance, a simple wipe with a damp cloth will keep them clean. As for returns, you have 30 days to send them back if you're not satisfied.