HAND TRAINER: Improve hand, finger, wrist, and forearm strength, grip, endurance, flexibility, muscle tone, and fine and gross motor abilities. ADJUSTABLE HAND GRIPPER: From 5kg to 60kg, you can adjust the resistance to your level; start slowly, then increase your grip strength. REHABILITATION DEVICE: The hand strength trainer is an excellent rehabilitation tool for people suffering from hand injuries, tendonitis, arthritis, carpal tunnel syndrome, and tennis elbow. to swiftly develop specific muscles without causing harm IMPROVING YOUR GRIP AND RESTORING STRENGTH: The adjustable grip strengthener is ideal for improving the strength of your hands, forearms, wrists, and fingers. It is simple and effective in increasing grip, reducing stress, and increasing endurance. Great FOR EVERYONE: The grip trainer with forearm grip is ideal for building wrist, finger, and forearm strength, power, and speed. Climbers, tennis players, athletes, golfers, and musicians should use this product to increase finger and wrist flexibility. This item includes one Hand Grip, one stress ball, one gripping ring, one gripmaster, and one finger stretcher. Improve your grip strength with this 5 in 1 Hand Grip Strength Power Trainer Gripper Strengthener Set. Featuring an adjustable resistance, this black gripper is suitable for both men and women looking to enhance their fitness activity. Made with PVC and metal materials, this gripper provides a sturdy grip and can handle up to 60 KG of weight. Perfect for fitness enthusiasts, this gripper is a great addition to any fitness equipment collection.