Wolfride Finger Exerciser Trainer Hand Strengthener for Guitar Bass Piano or Therapy

Product Features

  • Help develop and maintain finger calluses for string musicians
  • Compact and Ultra-light design, you can practice without your instrument anywhere anytime
  • Quickly and Safely to improve your strength, endurance, flexibility and coordination
  • Soft button cap makes it comfortable to press, also non-slip and sweat-resistant, The slim size makes you hold it all in one palm
  • Not only design for musical instrument, but for practicing the hand fingers strength, like Computer Operate, Climbing, Yoga, Gaming, Bowling, Fishing, Martial Arts and etc.