Description: 1.Silicone gripper/ tensioner is made of high quality environmentally friendly silicone. It has the advantages of softness, no cracking, long service life and no irritating skin.
2. At the beginning of exercise, the silicone grip ring is placed in the palm of your hand. The tension of the hand will follow the elasticity of the silicone grip and make a small amount of fist movement. After two or three minutes, the palms and fingers will feel sore. At this time, the five fingers open and stretch outwards. From the fingers to the fingertips, they are fully exercised.
3. The finger trainer is placed on the finger, and the finger is stretched and forced to make a joint movement. After two or three minutes, the finger will feel sore, and at this time, the finger and the fingertip are fully exercised.
Material: environmentally friendly silicone Tensioner: 7.5*4*1.9 cm /3*1.6*0.7 inch, finger hole: 1.3 cm/0.5 inch Grip: 7*1.7 cm / 2.8*0.7 inch