A detailed instruction guide is provided with the product.
For those who want to get a grip on the best ways to improve hand, arm and shoulder strength.
Research-proven effective for Tennis Elbow relief, offering a low cost, effective treatment.
Allows oscillation movements for neuro-muscular and balance training.
Good for massage therapists, martial arts, sport grip strengthening and more.

Technical Details

Product Details

Package Dimensions
Width : 3 inch
Height : 1.8 inch
Length : 11.9 inch

Shipping Weight: 14.4 ounce (View shipping rates and policies)

ASIN : B009R2ULBK