Develops isolated finger strength, flexibility and coordination
Stronger fingers cannot compensate for weaker ones,Progressive, color-coded resistance gives positive feedback.
Use each button independently to exercise fingers, or compress the entire unit to complete hand and forearm strengthening
Comes with illustrated manual
Black, X-Heavy Strength (force to compress finger/hands: 9 lbs./31 lbs.)

Technical Details

Product Details

Product Dimensions

Package Dimensions

Item Weight: 1 pounds (View shipping rates and policies)
Shipping Weight: 2 pounds (View shipping rates and policies)

ASIN : B008OF8QFE