Features: Make from metal and webbing, ensuring highly strength, durability, and robustness. The arm finger forearm exerciser comes with a heavy duty carabiner snapping hook, making it easy to use and attach to your desired weights. Simply add the weights you want to the loading pin for a wide ranges of strength exercises. It is great tool for biceps training, upper lifting training, hand and arm strength training. Includes a wrist strap that provide support during workouts, allowing for comfortable yet effective training without slipping or discomfort. Specifications: Component: Cloth Strap and Alloy Color: Black/Red/Red and Blue/Red and Black Strap Size: about 45x4cm/17.72x1.57inch Rod Diameter: about 2cm/0.79 Package Includes: 1pc Arm Wrestling Training Strap Belt note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.