Kingzer Hand and Finger Exerciser Tension For Auxiliary Exercise Of Instrument Playing

About this product:

Features:
It is easy and convenient to operate.
Curvaceous design with ergonomically and compact structure, user friendly.
It is very comfortable while practice.
Practice without your instrument anywhere anytime, it could be use for strengthen palm, fingers, wrists and other area of hand.
The resistance levels could be adjustable, suitable for the auxiliary exercise of instrument playing, physical exercise and other activities.
Compact and ultra-light design means you can carry it in your pocket, bag or instrument case.

Specifications:
Color: Green
Resistance adjustable range: 4-7pounds
Item size: 8.7 * 7 * 2.3cm (3.4 * 2.8 * 0.9in)
Item weight: 71g / 2.5OZ
Package size: 14.2 * 10.8 * 3.5cm (5.6 * 4.3 * 1.4in)
Package weight: 93g / 3.3oz

Package includes:
1 * Hand and Finger Exerciser
1 * User Manual