<br>The piano grid: The piano grid is made of high-quality ABS resin material, which is healthy and skin-friendly, allowing the player to play with confidence. <br>Piano body: 304 stainless steel cover, the surface is smooth like a mirror, the hand feels comfortable and smooth, the workmanship is fine, and it is durable. <br>Seat plate: Splint type multi-point support, strong air tightness, to ensure full and round harmonica sound. <br>Gong: Phosphor bronze alloy gong, meticulously polished, hand-set gong, so that the harmonica sound is pure, beautiful, transparent, and responsive. <br>Exclusive piano box: good piano, only for precious TA. The best gift, for friends, children, and yourself.