Comfortable and DurableThe hand exerciser grip strengthener comes with powerful rubber grips, they have grooves and protrusions to discourage slipping away. Not only o make your workouts more comfortable and safe, longevity is also in their matter. Adjustable ResistanceEasy 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. Multi-purposeThe 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. Portable DesignThe hand gripper is made of lightweight and high-quality materials, and the size is 4.3*5.8 inches, which is very suitable for carrying out. So you can start grip training anytime and anywhere. 2 packs & Ergonomic DesignWith 2 Packs , 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.