Feature(may vary by option.)

●【Finger Exercise Devices】Open the knuckles and make the string easier to press. An essential artifact for stretching your fingers and practicing instruments, suitable for beginners of guitar ukulele, violin, piano
●【Increase Span】 With this tool, you can quickly open your fingers to increase span. Stretches ligaments for strength and makes fingers more flexible. Permanently training can improve basic skills
●【Ergonomic Design】The adjustable design is more ergonomic. It brings you the comfort of your imagination. Finger position is made of soft silicone material
●【FINGER EXTENSION】Effectively solve the problem of soft and weak fingers, hand crushing and poor finger spanning. You can practice four fingers or two fingers
●【Easy to Carry】The finger extension sleeve is made of high quality environmentally friendly material, durable and not damaged. Small volume, convenient to carry

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