Ukulele Rhythm Finger Sand Shaker
- With metal balls inside, it will produce musical sound following the shake of your hand, which is a great accompaniment for you when playing a guitar, ukulele, etc.
- It is also helpful to train your rhythm.
- Made of ABS material, eco-friendly and durable. Feature strong transparency and no deformation.
- Smooth elastic rubber band fits well any finger as easy as wearing a ring.