East top Tremolo Harmonica Key of C, 24 Holes Tremolo Mouth Organ Musical Instrument for adults and Professionals with Silver Cover T2403 Smooth ABS comb. Friendly Smooth ABS comb, Kids Can Blow Without Any Worry. Play Safely. Brass reed and 1.2 mm thickness reed plate. Phosphor Bronze Reed 1.2 MM Thickness Reed Plate. Easier for Players to Get the Higher Pitch, Rich Sound and Timbre. Lightweight material. Elegant Blue Smooth Stainless Steel Surface with Laser Printing Logo. Lightweight Material, Easy to Carry. East top is quite popular worldwide, supported by millions of harmonica enthusiasts and music fans, versatile for all levels of players.East top becomes the top choice of more and more famous band,professional team, passionate harmonica players, music fans, beginners, adults, teens, children.