This product is a creative and interesting 17-tone thumb piano, made of solid wood, safe and durable. It adopts a box-shaped design and has a good resonance ability to produce a fuller and longer sound. You can use it to play a smooth and peaceful melody. With a simple application method, it is suitable for people who do not have any musical foundation to play and learn. You only need to move your finger to have a wonderful melody. Features -Material: Wood -Size: About 18.00X13.00X4.70cm/7.07X5.11X1.85inch -It is made of good wood materials, safe and gentle, and durable. -It has a simple way to use, specially designed for beginners, you don't need to have a musical foundation. -The product is fully equipped, and your use will be more convenient. -Reasonable design enables it to have a good resonance effect and have a full and long sound. -This thumb piano is small and portable, easy to use, and you can play it anytime. Package list: 1 x thumb piano,2 x scale stickers,2 x thumb sleeve,1 x basic English course,1 x piano cloth,1 x portable piano bag,1 x sign, 1x hammer