[Suitable for Everyone]: The hand grip strengthener forearm grip is perfect for improving strength, power and speed in the wrists, , and forearms. An undoubtedly for Rock Climbers, Tennis Players, Athlete and Musicians to enhance the flexibility of and wrists. [Comfortable and Durable]: The ergonomic and soft handle of hand grip strengthener is not only fit for small and hands, seniors, and teens but also ensures comfortable holding. The resistance of hand grip strengthener is perfect for both men and women with different strength as it can be adjusted from 10 to 60kgs easily. You can use the grip strength trainer anywhere at any time. [Injury Rehabilitation]: Using this grip strength trainer to work out every day is beneficial to recover in hand injury, rheumatoid arthritis, arthritis, carpal tunnel, tendovaginitis, fractured, broken wrist, and tendon surgery. Colour: black Material: silicone Package Contents: 1 x grips 1 x two-way finger powers 1 x massage grip balls 1 x Egg Grip Ball 1 x Grip Ring 1 x Rally Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.