Colloidal four strings, toughness, safety will not hurt the hands, each string can bring different tones to stimulate interest in learning. 21 inch size, suitable for both children and music beginners. Adjustable string design, different pressure can have different sounds. Fingers and bridge made of new material, stable quality, provide comfortable playing feeling. Small space between frets means little hands have to stretch less, which in turn makes playing easier and more fun.
