Size 21in = Approx. 22.83inch length, suitable for 21-inch ukulele.(Soprano) Size 23in = Approx. 26.97inch length, suitable for 23-inch ukulele.(Concert) Size 26in = Approx. 29.92inch length, suitable for the 26-inch ukulele.(Tenor) If you are...

Size 21in = Approx. 22.83inch length, suitable for 21-inch ukulele.(Soprano) Size 23in = Approx. 26.97inch length, suitable for 23-inch ukulele.(Concert) Size 26in = Approx. 29.92inch length, suitable for the 26-inch ukulele.(Tenor) If you are...