6pcs Fitness Grip Adjustable Strength Endurance Forearm Finger Trainer Muscle Training Fixing Ring Exercise Grip Ball Characteristics: Suitable for everyone: The forearm grip is perfect for improving the strength, power and speed of the wrists, fingers and forearms. Undoubtedly the best choice for climbers, tennis players, athletes and musicians to increase the flexibility of fingers and wrists. Comfortable: The ergonomic and soft grip of the hand amplifier is not only suitable for small and large hands, seniors and teenagers, but also provides a comfortable hold. Injury rehabilitation: Using this grip strength trainer for daily training is beneficial for hand contusion, rheumatoid arthritis, arthritis, carpal tunnel, tendinovaginitis, fractures, wrist fractures, and tendon surgery. Portable: With a container bag, convenient to store and easy to carry. Specification: Black color Material: plastic silicone alloy The package includes: 1 x Grip Amplifier 1 x Finger Exerciser 1 x two-way toe stretcher 1 x ball egg 1 x hedgehog massage ball 1 x Handpiece counting amplifier Due to the light and screen setting difference, the item's color may be slightly different from the pictures.