Finger Strengthener Improve Flexibility Hand Grip Strength Trainer with 5 Replace Rings 75lbs

Feature: 1. Improve Strength: With finger trainer, you can easily improve your finger grip strength and flexibility, improve hand movement. 2. Comfortable Grip: Hand grip finger strengthener adopted innovative design, which is comfortable to hold, and not easy to slide. 3. Suitable For: Finger strength trainer is ideal for rehabilitation and training, also suitable for people who is driving, typing, writing. 4. Portable Size: Finger exerciser hand strengthener is small in size and light in weight, which allow you can enjoy a workout in your free time. 5. Package Included: With a finger strength trainer and 5 replaceable rings, made of silicone material, which is safe and durable, not easy to tear. Specification: Item Type: Grip Strength Trainer Material: Silicone . Package List: 1 x Grip Strength Trainer5 x Rings