Specifications:
Tension range: 3Lb-8.5Lb，Rotate clockwise to increase strength,counterclockwise rotation reduces strength
Button: 5
Net weight: 3.8oz/108g
Size:105*66*23mm
- The new 5 finger button design gives you more practice and a richer fingertip span practice.
- Soft button cap makes it comfortable to press.The slim size makes you hold it all in one palm.
- Made of pure copper core, adjustable in strength, suitable for users of all ages.
- With 2 buckles, any two of the buttons can be held down. You can choose whatever fingers you want to exercise at your will.
- The base and top buttons are made of high quality silicone with non-slip design.
- The new 5 finger button design gives you more practice and a richer fingertip span practice.
- Soft button cap makes it comfortable to press.The slim size makes you hold it all in one palm.
- Made of pure copper core, adjustable in strength, suitable for users of all ages.
- With 2 buckles, any two of the buttons can be held down. You can choose whatever fingers you want to exercise at your will.
- The base and top buttons are made of high quality silicone with non-slip design.
