Materials: High quality aluminum alloy, very hard, durable, ultra-light, not easy to fade, easy to adjust, easy to carry, very practical Buckle closure ULTRA-LIGHT: The rope tensioner is compact and lightweight (each wind rope buckle 0.28 oz / 8 g) for easy carrying. Ideal for a variety of outdoor and indoor activities HIGH STRENGTH & NON-SLIP: The guyline adjuster helps adjust outdoor ropes. Adjust the rope to make it tightly fixed, effectively lock the rope and prevent it from slipping FASHION DESIGN & LOSS PREVENTION: The cord tensioners are brightly colored, easy to locate, reduce the risk of loss, and bright colors enhance your outdoor experience Note: The data are manual measurement, please allow a 1-3 cm error. Due to differences in lighting and display, there may be some color variation. The actual product takes precedence.