Portable Design- Hand Gripper is made of lightweight and high quality materials, and its size is 11 x 7 cm, which is very suitable for realization. So you can start the gripping practice anytime and anywhere. Multi-Prpuose- Grip strengthening is perfect for improving the power and flexibility of the forearm, wrists, fingers, hand and muscle strengthening. Available Anytime, Anywhere- Whether you are warming up before the show or conditioning when you are away from your instrument, this is the ultimate portable workout. At the office, at home, or on the train, you can keep your fingers, hands, and forearms strengthened and coordinated. Durable Construction- The Handle Trainer is made from high quality materials with steel springs for durability. It is textured to prevent slippage and provides an ergonomic grip when in use. Decompression and Relaxation- It has been scientifically proven that using a grip brace helps relieve stress. Get your hands on one of the cheapest stress relief solutions now. Please note that slight color difference should be acceptable due to the light and screen. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you so much for your understanding..Items from YU wen's store