Description: 16 Holes C Key tremolo harmonica mouth organ, compact and portable Made of ABS resin material,environmentally friendly and waterproof Manual tuning, thick copper cover, durable, high polished chrome rust, bright color, streamlined design, feel comfortable The scales of the polyphonic harmonica are arranged in the same way as the black and white keys of the piano keyboard, so you can play a variety of tunes Perfect gift toy for children, kids and beginners, improve children's senses, hearing ability Size Chart: Size: Approx. 13x2.5cm / 5.12 x 0.98inch Package Includes: 1 Piece Harmonica Note: Due to the manual measurement, please allow 1-2mm differences in size Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand