Parameters: Material:ABS+ metal Color:red/gold/silver/black Size:10.5cm*2.3cm Function: 10 - hole polyphonic harmonica in C. Stainless steel cover, edible resin body. Good gas tightness and excellent resonance performance. An easy to play instrument, suitable for students and beginners. Type: harmonic. What can you receive 1pc harmonica. Note: 1. Due to the measurement tool and manual measurement, please allow an error of 0.1-0.3cm. 2. Due to the difference in light and resolution, the color of the product may be slightly different from the picture Thank you for coming to our store. Have a nice day! The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.