Alnicov Guitar Beginner Finger Expansion Adjustable Stretcher Expansion Finger Trainer with Screwdriver and Spare Rod for Guitar Bass Ukuleles Mandolins

• Exercise fingers,promote the flexibility in the hand and brain.
• Improve strength,power and speed in the fingers,palm,wrists and forearms.
• It conforms to the structure design of the human body,and it is equipped with an auxiliary function that will not make you feel uncomfortable.
• Discover your potential, increase your piano skills,guitar skills and make you enjoy the fun of playing the musical instrument.Even if it is self-study,you can do well.Keep practicing and miracles will happen.
• Our guitar finger stretcher exerciser your finger strengthen,open your finger quickly to increase the span.

Product Description: 1.Our guitar finger stretcher exerciser your finger strengthen,open your finger quickly to increase the span. 2.Discover your potential,increase your piano skills, guitar skills and make you enjoy the fun of playing the musical instrument.Even if it is self-study,you can do well.Keep practicing and miracles will happen. 3. It conforms to the structure design of the human body,and it is equipped with an auxiliary function that will not make you feel uncomfortable. 4.You can bring guitar finger expansion to practice when you are free,you can not use it when playing the piano.You can practice four fingers, you can practice two fingers,and you can adjust the distance. 5.Exercise fingers,promote the flexibility in the hand and brain. 6.Widely used for athletes(rock climbing enthusiasts,fitness,tennis,baseball,boxing, tennis and golf) and musicians(guitar players,bass players,pianists and violinists). 7.Improve strength,power and speed in the fingers,palm,wrists and forearms. Specifications: Color:White Weight:33g Material:Plastic Package included: 1 * Guitar Extender