SUPVOX 1pc Acoustic Expansion Sleeve Guitar Tool Accessories Piano Span Practice Tools Guitar Trainer Tool Musical Instrument Accessories Finger Medium - P7Y07N3906K

• GUITAR FINGER SPAN-- Plastic Hand Resistance Finger Extensor Exerciser Strengthener Trainer. GUITAR FINGER TRAINER-- Train with resistance, and when the resistance is removed the movement feels lighter and easier. Strengthen your fingers by using this resistance bands while you practice and play. GUITAR FINGER EXPANSION-- Our products are not only suitable for the music field, but also can be as a practice tool in many sports, such as rock climbing, tug-of-war, archery, tennis, arithmetic and so on. GUITAR FINGER EXERCISER-- Widely for athletes(rock climbing enthusiasts, fitness, tennis, baseball, boxing, tennis and ) and musicians(guitar , bass , pianists and violinists). FINGER GRIP STRENGTHENER-- The fact that the fingers cant be crossed often limits the improvement of the performance level, and insisting on training to improve the basic skills is the king.