•Suitable for all standard 21-23-36 inch ukuleles
•Ukulele chord learning tool, perfect for beginners
•Improved chord conversion efficiency and smoother performance
•By practicing chords, one can quickly and easily learn ukulele
•Easy to use, ergonomically designed, easy to carry, and very convenient to operate
•Easy disassembly and assembly, one clip installation
•Improve the efficiency of finger chord switching, one chord at a time, without the problem of being unable to hold down chords; The phenomenon of slow chord transitions.