Maneryuepu Piano-Shaped Finger Training Ball, Piano Gesture Ball, Correction Ball, Children's Finger Strength Practice Ball, Hand-Shaped Anti-Collapse Ball

Set of 4 finger training balls

Suitable for piano, guitar, ukulele, and other instruments

Correct hand posture, prevent wrist collapse, and strengthen finger strength

Multiple training methods for all exercises related to hand posture

No.1 ball for expanding the tiger's mouth

No.2 ball for increasing finger strength

No.3 ball for palm support

No.4 ball for wrist linkage

Five minutes a day to achieve good hand posture

FINGERTRAININGBALL with high elastic sponge, soft touch, and quick rebound

Reality practice display for practical training demonstration