Feature

●Practical: Stretch the bands, increase the strength and make the fingers more flexible.
●Easy to use: light weight and easy to use. Exercise your finger strength and coordination so you can work better while playing piano.
●Unique design: fully enclosed design, no dead ends and a compact structure. Safe, re and durable.
●Wide application: suitable for electric guitar, b, ukulele, piano, saxophone and instrument keyboard.
●Portable: With a simple and lightweight design, the extension is easy to carry. and you can practice anytime, anywhere.

Description