Wrist Strengthener Ball Forearm Exerciser Auto-Start Wrist Gyro Ball, Lotorr Ball Used to Strengthen Arms, Fingers, Wrist Bones and Muscles

• Exercise your wrists and hands. Helps to promote coordination and blood circulation. Increases strength in fingers, wrists, hands, forearms, biceps, triceps, ligament and shoulders.
• The novel design with LED colored lights, by the rotation of the wrist, the colored LED lights inside will light up, which increases the fun and kills time, and the muscles are also exercised.
• Automatic start design. No starter cord, The gyro ball incorporates a pre-tensioned inside the gyroscope that allows for a simple roll back to spin up the gyro with enough momentum to get you started.
• Rugged and durable. The ball core is made of zinc alloy material, Also having the silicone grip section is very nice as it helps with the gyro ball not coming loose from your hand.
• Gyro ball is a compact, simple way to isolation exercise without having to go to the gym. Lightweight, portable and perfect for traveling. It¡¯s a great gift for anyone with no time to work out.