Feature:1. This is a great guitar accessory that can not hurt your fingers when you learn guitar quickly2. Just start measuring your guitar neck. If your neck exceeds 1 7/8 ", you need the" Classical Guitar "version.3. With mature and effective system, it is very suitable for users of all ages, and progress is very fast.4.Not currently available for left-hand, twelve-string, classical or semi-large (children) guitars.5. Just press the button and you can make chords yourself. Soon you will be able to play the guitar smoothly Specification:Name: Anti-pain finger cots guitar assistantMaterial: ABSWeight: 110gLength: 12 * 7 * 2cm Package list:1 * Pain-proof Fingertip Guitar Aid Note:1. All pictures have been professionally calibrated, but due to the ambient light and different display device settings, the pictures and items you see may have some deviations, please forgive me.2. The data is manually measured, there may be some deviations, but it does not affect the use.