Durable material: The shelf clips are made of high-quality plastic, they are strong and durable, you don't have to worry about them breaking and falling off, they can be used for a long time. Package includes: you will receive 20 pieces of wire shelf clips with 20 screws and 20 expansion plugs. Sufficient quantity. Enough for your daily use and replacement. Easy to install: Use the included screws and expansion tube to attach the clip to the desired surface, easy to install. The installation method is shown in the figure. Suitable size: These wall mounting clips are simple in shape, light in weight and have a good fixing effect, making them suitable for most wall surfaces. The size of each is 2.8 x 1.3 x 1.5 cm, which is convenient for storage and does not take up space. Wide applications: Plastic clips for wardrobe racks are not only suitable for wardrobes, wall shelves, kitchens, hanging items, etc., but also for fixing wires, ropes, string lights, etc., saving space and creating convenience.