Build grip strength and improve hand dexterity with the Gripster strengthener finger stretcher hand gripper! 

Hand exerciser helps build strength and flexibility in muscles of the hands and fingers

【Ideal For Sports Lovers】The Finger Strengthener can improve the finger strength of athletes (rock climbing, fitness, tennis, baseball, boxing) and musicians (guitar, bass, pianist, and violinist) and daily housework ( driving, typing, writing, working, etc.).

【6 Resistant Levels to Choose from】Silicone Guitar Finger Exerciser provides you with 6 levels of resistant levels, including 6.6LB, 8.8LB, 11LB, 13LB, 17LB, and 21LB. You can choose the appropriate level according to your grip strength.

【High-Quality Material】Our Finger Stretcher is made of high-quality silicone material, which is safe and durable, not easy to tear, and can be used for a long time.

【Portable And Lightweight Design】Finger Trainer is small and light enough to fit in your gym bag or pocket. You can enjoy a workout at work or at leisure. Exercise your hands anytime, anywhere with the Finger Extensor Exerciser.

Description
With the help of the finger stretcher, you can conveniently improve the strength of your fingers, forearm and wrist. It uses high-quality silicone as the main material, which has good elasticity and is not easy to tear, break or deform.

Specification
Name: Silicone Finger Trainer
Material: Silicone
Weight: 37g (including wrist strap)
Size: about 11.5*10.5cm/4.53*4in
Hole diameter: about 1.8cm/0.71in
Rally: Black (13LB, 17LB, 21LB) / Gray (6.6LB, 8.8LB, 11LB)