2-in-1 design distinguishes this tremolo harmonica from other harmonicas. Good choice for professional players.Features:2-in-1 (dual-sided)design， has key of both C & G.Each side has 24 holes and 48 reeds.Cover is made of chrome-plating copper， good durability.Copper reeds and plate， come out with a pretty good sound.Padded box and a piece of cloth keep harmonica safe and clean.Ideal for music lovers. Specification:Style: TremoloHoles: 24 * 2Reeds: 48 * 2Key: C & GCover material: Chrome-plating copperReed material: CopperPlate material: CopperComb material: ResinCase material: PlasticProduct size: 18 * 5.6 * 2.2cm / 7.1 * 2.2 * 0.9inProduct weight: 223g / 7.9ozPackage size: 31.5 * 13 * 4.5 cm / 12.4 * 5.1 * 1.8inPackage weight: 391g / 13.8ozNote:We don't offer color choice for cleaning cloth. Cleaning cloth of different colors will be sent at random.Package List:1 * Harmonica1 * Padded Box1 * Cloth