Material: Made of high-quality metal materials, it is more durable and sturdy and not easy to damage. Please understand that due to the different positions of the pictures, the colors may have color differences. Notice: Due to manual measurement, please allow an error of 3-5 mm (0.12-0.20 inches). Set includes: 10 black O-shaped buckles, the quantity is sufficient for daily use. Perfect Size: 1"x3/4" (buckle), 1"x1/4" (regulator), 1" (lever), the product is small and exquisite, easy to carry. Widely Used: It is the perfect decoration for sewing and can be used to decorate clothes and other DIY projects. How to Use: When you need to add a buckle to the end of the rope, you just need to pass the rope through the back end of the product and then adjust the screws to secure it firmly, not easy to fall off or lose. Material: Metal Size: 1"x3/4" (buckle) 1"x1/4" (regulator), 1"(lever) Set includes: 10 black U-shaped buckles. Set includes: 10 black O-shaped buckles. Size: 1"x3/4" (buckle) 1"x1/4" (regulator), 1"(lever) Material: Metal Notice: Due to manual measurement, please allow an error of 3-5 mm (0.12-0.20 inches). Please understand that due to the different positions of the pictures, the colors may have color differences.