915 Generation SOLO Guitar Finger Expander Posture with 10ons Strength Exerciser Assist Tools for Bass UkuleleBlack

Feature 1 the guitar pressing position 11 the guitar pressing position as as the actual pressing force d forehead angle Universal for grasping instruments such as guitar bass ukulele etc
2 the left hand shape There is a thumb positioning groove on the back to help and develop the left hand shape
3 on material Silicone on built-in spring exercise finger strength
4 Practice tools Ten-key design multiple scales and grid climbing practice
5 finger force exercise The hand and forearm muscle force mode is superior to the finger force device and it is specially designed for finger exercise

Plug Type None
Model Number Guitar Finger Trainer
Material ABS
Size 1995 x 45 x 275cm783x177x128in
Color Black
Weight 85g
Instruction
1 Take this product out of and hold the product handle with the to fix the exerciser for the left hand to practice
2 The thumb of the left hand is pd in the groove on the back of the product When practicing 1-4 frets the thumb is pd in groove A when practicing 2-5 frets or 1-5 frets the thumb is pd in groove B
3 Practice finger shape independence and finger strength by pressing the keys of the of the left hand

Package Contents
1 x Guitarman type positioning finger power device
1 x Instructions

Only the above package content other products are not included
Note Light reflection and different displays may cause the color of the item in the picture a little different from the real thing The measurement allowed error is - 1-3cm