Finger exercise strength trainer

Finger exerciser that can improve finger strength and flexibility. Provides you with 6 resistance levels, including 6.6LB, 8.8LB, 11LB, 13LB, 17LB and 21LB. You can choose the appropriate level according to your grip strength. 

Made of silicone material, safe and durable, not easy to tear, and can be used for a long time. Small and light enough to fit in your gym bag or pocket. You can exercise your hands anytime and anywhere during work or leisure. 

Specifications: 

• Color: Black
• Material: Silicone
• Adjustable wrist strap: 28 x 3cm