Specification:

1. Color: black, orange, green

2. Material: rubber oil spray

3. Product Weight: 71g

4. Packing material: plastic packaging

5. Size: 8.7 * 7 * 2.3cm / 3.43*2.76*0.91in

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Package Including: 1 * Finger Exerciser

• With rubber oil spraying, it feels good to hold in your hand.
• Invisible strength of adjustment; the intensity of each finger can be adjusted individually, and it has accurate adjustment scale value.
• Material: rubber oil spray.
• This finger exerciser is a simple, yet fantastic tool that will hold the test of time. High tension springs coupled with the highest attention to manufacturing detail will bring you years and years of support and workout gear.
• Tendons and muscles both in the hand and forearm are incredibly important factors in the health and wellness of a musician. No matter whether you're a guitar player, trumpet player, violinist or clarinet player, virtually every musician can benefit.

With rubber oil spraying, it feels good to hold in your hand.ENO