Material used: heavy metal; not easy to rust. You can use ball hangers on Christmas trees, curtains and fences to create a Christmas atmosphere. Easy to install: no glue or screws required. Strong resilience, super strong stainless steel material, high resilience, durable, beautiful and practical, modern, lightweight and multifunctional. Package includes: a pack of 20 hooks. There are 80 pieces in four colors: red, green, silver and gold. Enough for your daily use. Scope of application: very suitable for hanging, tie, belt, handkerchief. The coat hooks are also used to hang pots, pans and other kitchen utensils Note: Due to manual measurement, please allow 0-3cm difference. Thanks for understanding. The monitor calibration method is different. The color of the product shown in the photo may be slightly different from the actual product. Please refer to our size before ordering. Delivery Quantity: 4 bags