Safety Buckle Design: The ADIIL Q Hanger Hooks are equipped with a unique safety buckle design that ensures your hanging items remain securely in place, even during high winds. Unlike standard ceiling hooks, these weatherproof and wind-resistant hooks are specifically designed for outdoor use, making them ideal for patio string lights and other outdoor decorations. You can hang your items with confidence, knowing they are protected from being knocked off. Sturdy and Strong: Measuring 2.2 inches, these hooks are constructed from durable metal with a black rustproof coating, making them suitable for both indoor and outdoor applications. With a heavy-duty weight capacity of up to 40 pounds, these Q hanger hooks are built to last for years, providing reliable support for your outdoor lighting, plants, and more. Easy to Install and Use: Installation is a breeze with the ADIIL Q Hanger Hooks. You can easily screw them into wood by hand or with a wrench, or if you're mounting them on concrete, simply drill a 0.24 inch hole, insert the expansion tube, and screw in the hook using a wrench. These versatile hooks are perfect for patios, roofs, decks, ceilings, porches, balconies, trees, fences, and much more. Widely Used: These outdoor hanging hooks are not only windproof and strong, but they are also incredibly versatile. Use them to hang outdoor string lights, patio lights, Christmas lights, plants, bird feeders, flower pots, wind chimes, and a variety of decorations. Their adaptability makes them a must-have for any outdoor space. Package Includes: Each package contains 20 screw-in hooks and 20 plastic tubes, providing you with everything you need to start hanging your favorite items right away. Product Description Product Overview The ADIIL Q Hanger Hooks are strong and sturdy with a safety buckle design that ensures your items are securely hung. Whether you're looking to enhance your outdoor space with string lights or display beautiful plants, these hooks are the perfect solution for all your hanging needs. Built to withstand the elements, they promise durability and reliability for years to come. Package Content: 20 Black Q Hanger Hooks 20 Plastic Tubes Product Details Size: 2.2 inches 40lb weight bearing Strong and sturdy Rustproof coating Windproof Safety buckle design