Milysa Harmonica - Popular Kids Clearly Colorful Translucent Interesting 1 Pack of 2 (Blue + Pink) Material: Plastics. Size:10.3*2.5*2.3 cm (L*W*H). 1 Pack of 2 (Blue + Pink); Perfect for ages 2 years and older. The perfect starter instrument for your budding little harmonica player. 10-hole harmonica is just the right size for small children being introduced to the fun of harmonica. It's a great gift for your children. Note: Pictures above for reference only, because of printing caused chromatic difference from the objects, please consult with the real products.