This Hand Grip Strengthener is designed with ergonomic rubber grips and an adjustable resistance of 5-60 kg to improve power and flexibility of forearm, wrists, fingers, hand and muscle building. It is perfect for recovery of hand injury, arthritis, carpal tunnel, and tendovaginitis. Its lightweight and portable design allows you to exercise anytime, anywhere. Features 1. Ergonomic Design: You could train your two hand at same time. With high quality and soft materials, our Hand Grip Strengthener will make your exercise more comfortable and safe. 2. Comfortable and Durable: The hand exerciser grip strengthener comes with powerful rubber grips, they have grooves and protrusions to discourage slipping away. Not only to make your workouts more comfortable and safe, longevity is also in their matter. 3. Adjustable Resistance: Easy to adjust the resistance from 10-130lbs as needs. The hand Gripper is suitable for everyone, like Athletes, sports, fitness coaches, fitness, musicians and people who want to exercise their hand, wrist and fingers. 4. Multi-purpose: The hand grip strengthener is perfect for improving power and flexibility of forearm, wrists, fingers, hand ,and muscle building. Excellent for recovery of hand injury, rheumatoid arthritis, arthritis, carpal tunnel, tendovaginitis, fractured, broken wrist, and tendon surgery. 5. Portable Design: The hand gripper is made of lightweight and high-quality materials, which is very suitable for carrying out. So you can start grip training anytime and anywhere. If you have any question about our item, please feel free to contact us in e-mail, we will provide money-back or replacement service. Specification Material: ABS Color: Multicolor Size: 11 x 17 cm Package Include: 1x Hand Grip Strength Trainer