Color: Light Blue Improve Finger Strength and Exercise Flexibility! Grip Strength Training Set [Multi-Force Adjustment] - New Japanese Technology [Can be used for hand and finger training] Grip strength training set of 2, increasing options during training, "donut-shaped" grip strength training is possible. "Finger hole type" allows training of opening movements. Finger trainers can improve finger strength and exercise flexibility, making them ideal for rock climbers, tennis players, basketball players, guitarists, pianists, etc. [Portable and Easy to Use] Grip strength training set of 2, compact and small enough to fit in a gym bag or pocket. Whether at work or leisure, you can exercise your hands anytime, anywhere. I have many other items for sale at low prices! #ur's product list is here ✨☜ 31-23