Features:

1. Increase your grip increase your lifts.

2. Excellent for building forearm strength.

3. Works great for increasing speed, strength and power in the wrist, hands, fingers and forearms.

4. Excellent recovery & rehabilitation tool for arthritis, carpel tunnel, rheumatoid arthritis, tendinitis, post surgery, tennis elbow, wrist sprains and broken fingers or wrists.

5. Ergonomic & ambidextrous design makes it suitable for men women, seniors, teens and pre-teens, and children, depending on age.

Specification:
Material: Aluminum & iron
Color: silver&black (as shown in picture)
Type:150lbs /200lbs / 250lbs
Strength: 67kg±5  / 90kg±5  / 112kg±5