Gel Hand Exercise Balls develop grip strength and dexterity. Each ball has a different resistance.
- Clear - extra, extra soft
- Yellow - extra soft
- Red - soft
- Green - medium
- Blue - firm
- Black: extra firm
Requirements: none
Contents: 1 clear ball, 1 red ball, 1 yellow ball (missing), 1 black ball, 1 blue ball, 1 green ball