3 PCS Silicone Spring Exerciser Finger Sport Fitness Hand Grippers Muscle Power Training Grip Exerciser, Random Color Delivery

1. Size: 7.5*4*1.3cm 2. Ssmall size, light weight, easy to carry, you can do finger rehabilitation training anytime and anywhere; 3. Just started the exercise, the trainer sets on the finger, the finger unbend, makes the drawing movement, persisted two or three minutes later, the finger can feel the bilge, when this time from finger to fingertip all obtained the sufficient exercise; 4. The use of environmentally friendly silicone manufacturing, soft and non cracking, long service life, does not irritate the skin.