Silicone Finger Strengthener

The product is made of high toughness silicone material, soft and non-cracking, strong and durable, extensible fingers, can improve the flexibility of the wrist to avoid injury. It is small and portable, you can exercise your hands anytime, anywhere. Fingers outward tension exercise, wrist fixed, easy to use. This finger strengthener can improve the finger strength of athletes, musicians, rehabilitation training and daily household tasks.