Finger exerciser is especially suitable for those people who do
exercise or play instruments.
Before using,please read the manual sheet carefully and then put it
While using,this finger exerciser is only suitable for healthy
person to exercise;
It's not proper for those people who are in bad condition or who
have joint disease.
This product is suitable for finger-exercising of all
kinds,especially for finger tip exercise,performance(playing
baseball,golf,guitar,piano for instance).