VERSATILITY: Each one of the five pistons can be independently manipulated or locked into place to meet anyone's needs or specifications. It allows for a wider variety of hand and finger exercises with 4 to 5 different grips.
COMPACT SIZE& PORTABLE: Its size is small, just 4.13*2.55 inch, you can carry it with you anywhere. You can take it out of your bag when you want to practice.
RECOVERY PERFORMANCE: It applies not only to musicians, athletes, also be used in patients with arthritis.
LONG LIFETIME: The Finger Master is the only hand strengthener that uses soft, malleable rubber for supreme comfort and a quality copper core, avoiding the stiffer, cheaper steel, for maximum comfort and superior durability.
100% SATISFACTION GUARANTEE: Don't worry about spending money on something that you end up being unhappy with. If for any reason your product doesn't meet the standards for which you are accustomed, send it back for a full, no questions asked REFUND!

Technical Details

Product Details

Package Dimensions
Width : 2.7 inch
Height : 0.78 inch
Length : 3.9 inch

Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B06ZYS842R