✓Features: Split-Finger Design: the use of four fingers split-finger grip design, effective anti-slip, can achieve better relaxation effect. Bump Design: hand grip exerciser balls below the use of bump design, you can achieve the effect of stimulating hand acupuncture points, local massage. ✓Specifications: Material: Silicone Color: Blue ✓Packaging: 1 x Hand Squeeze BallWide range of applicationThis hand grip strength enhancer is suitable for office workers and athletes who use their hand grip for long periods of time, older people with arthritis, carpal tunnel and tendonitis, and people in advanced sports rehabilitation with conditions of the fingers, thumbs, wrists, carpal tunnel, forearms and elbows. Comfortable GripThe finger grip ball is shaped to fit the human hand and is a good size, with a non-slip grip and a concave and convex massage design for patting the neck, shoulders, legs and other body parts, and is easy to carry in your pocket or handbag so you can use it wherever you go. High Quality MaterialMade from high quality soft silicone material, the hand grip ball is soft, comfortable, tension resistant, break resistant, durable, compact, flexible and easy to clean. Stress ReliefStress relieving exercise hand ball, medium size, easy to carry and hold, can be squeezed at any time to relieve stress, helps to relax tense nerves in the hands and distracts. Strength Training EquipmentThe Hand Exercise Grip Strengthener can help improve your overall grip strength, relieve finger spasm and numbness, improve blood circulation, recover from injury or increase finger strength. Ideal for athletes, musicians and physiotherapy patients.