- // Features
Features as Expander:
- There 3 kinds of resistance in one jelly expander, and it will perform different resistance by holding the different hole.
- The inner hole of the expander is heavy resistance, and the outer of the expander is the light resistance.
- It is suitable for people training from light resistance to heavy resistance.
Features as Fingers grip:
- Rehabilitation: Strengthens hand, fingers and forearm for people who in stroke.
- Enhance and strengthen the palms griping power for the following people: Golf player, Baseball player, Table tennis player, Tennis player, Badminton player, Croquet player, Piano player, billiard player…
- Silver markets: Good for elder people to enhance their handy griping power.
- Improve fingers flexibility, works muscles separately or in tandem
- Stress relief: reduce your pressure or anger…
- Compact and portable for training at any time, any place.
- // Specification