The Hero M1202 Diatonic Harmonica in Key C features a metal body with a high polish finish, giving it a luxurious silver and gold appearance. This beginner-level instrument comes in a case and has a square hole design for a unique sound. The compact size of 10cm length and 2.5cm width makes it easy to carry around and play on the go. With its high pitch and small bore size, this harmonica is perfect for creating melodious tunes in the folk and world music genres.