Premium Material: These washing line hanger hooks are made of high quality PP material, durable, not easy to break and deform. If you want to reuse them for a long time, please avoid prolonged exposure to the sun and wind and rain. Perfect Size: Each buckle size about 17.2 x 2 cm / 6.77 x 0.79 inch. You will get 20 pcs portable windproof buckles in random colours. The hanging hole from thick to small, compatible with different styles of coat hangers. Easy to Use: Pass the wind-proof hanger buckle around the drying rod, clamp it tightly to match your need, and then hang the clothes hanger in the hole at the bottom to fit all kinds of hangers. Multi Uses: They not only can be used to fix and prevent the clothes rack from being blown away from the drying rod and dirty clothes, but also can freely adjust the drying space to avoid the accumulation of clothes, drying neatly. Practical Accessory: Easy to install, easy to disassemble. Windproof and skidproof, essential for outdoor drying. No matter how strong the wind is, it will not run away!