1.Restore Your Muscles: The Silicone Ring for Muscle Training has three strength designs that let users gradually challenge themselves and recover hand and arm strength. It can aid in injury recovery and is ideal for individuals at different levels of strength recovery 2.Convenient to Carry: With this lightweight and portable silicone ring, you can train your muscles anywhere and anytime. Choose from a range of colors and strength levels to meet your unique fitness goals. Plus, it's easy to carry and suitable for outdoors workouts 3.Improve Muscle Flexibility: With just a small amount of training, increase the strength of your fingers, palms, and wrists. Achieve quick results while making your hands more flexible and agile 4.Enhanced Grip Design: This silicone ring is ideal for strength and flexibility training progress since it has a circular grip that keeps you from slipping. Use several rings to add variety to your training and easily reach your fitness objectives 5.Idea for All Ages: Ergonomically designed to fit the whole palm or 1-2 fingers, , which ensures improved grip performance for users of all ages and hand abilities, and perfectly adapted to human form It's lightweight and easy to carry and requires only a small amount of training. The ring can be used for strength and flexibility training, making it suitable for everyone! Color: As shown Material: Silicone Package Contents: 5 x Grip Strength Trainer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.