Unique Bargains - Grip Strength Trainer Rings, Portable Hand Grip Strengthener Finger Forearm - For Workout Fitness, 2.8" & 40 LB - Green

This grip strength trainer is made from TPR material, providing a soft and comfortable feel with excellent flexibility and durability, and is not easy to tear or crack. It's washable, so you can rinse it off with water and reuse it whenever it gets dirty, making it a practical choice for long-term hand exerciser use.