1. Double-sided and double-tuning, one side is C, one side is G. 2. The harmonica is made of environmentally friendly resin, and the cell is made of ABS material. It is non-toxic. Please use it with confidence. 3. Stainless steel cover, high hardness, prevent rust. 4. Stable structure and high airtightness. 5. Charming sound, crisp and loud.
