Short Description: Type: High Elastic Gripping Ball Color: Blue/Yellow/Red Color Choice: RANDOM Material: Silicone Size:5.5*4.4cm approx Function: Comprehensive Fitness Exercise Quantity: 1PC Product Description: Unique shape, egg-shaped silicone hand gripper. Relieve daily stress and strengthen your hands, forearms, and fingers with simple exercises. Increase flexibility, improve strength, prevent stiffness, and relieve joint pain in your hand, wrist, and forearm. Functions: benefits rheumatoid arthritis, carpal tunnel rehabilitation, rock climbing, golf, violin, tendonitis, handball, guitar, piano, tennis, etc. What’s in the box: 1 x Elastic Gripping Ball Weight: 0.1 SKU: 190220130044