Features:
Easy to train anywhere, whether in the traffic jam or in the evening cozy in front of the TV.
fine silica gel freezing production, flexible, good elasticity, not easy to deformation.
Strengthens your finger muscles and even parts of your forearm.
Widely used for finger exercise when you play guitar, piano, bass, ukulele, saxophone, violin or orchestral instruments.

Specification:
Material:silica gel;
Length:7cm;
Width:3.5cm;
Height:1.5cm;
Color:dark blue,sky blue,blue;

Package Include:
1 x finger trainer
Product Attributes:

• Weight (lbs.): 0.02 lb