Description: - 【Wrist Strength 】: Wrist Power Ball can be played instantly to strengthen your wrists. It's suitable for office workers and fitness enthusiasts to enhance their wrist strength and achieve targeted strength training. - 【Exercise with Fun】: Ball Wrist Strengthener comes with a built in automatic elastic device, which can be easily started by pushing and releasing. You can control the intensity to increase the fun while exercising, accompanied by variable speed color lights for an impactful experience. - 【Targeted Strength Training】: This handheld toy is not just for fun but also serves as a practical tool for targeted strength training. It helps office workers, fitness lovers, and others improve their wrist strength through regular use of the power ball. - 【 Material】: Made from PC material, Wrist Strength Ball is designed to withstand workouts while ensuring long time performance. - 【Wide Application】: Power Weight Lifting Wrist Support Wrap for gym training is widely suitable for tennis, volleyball training, powerlifting, bench press, strength training, etc. Specification: - Material:PC Size Chart: 7cmx7cmx6.5cm/2.76inchx2.76inchx2.56inch Package Includes: 1 Training Wrist Ball Note: Please allow slightly errors due to manual measurement.