Item Type: Thumb Finger PianoMaterial: Acrylic, Solid Wood, Metal 1Acrylic Material: Made of acrylic, this thumb piano is easy to clean. In addition to being aesthetically pleasing, it delivers vibrations faster and more fully, with better resonance and a more pleasing sound. 2Engraved Notes: With engraved notes, you can find the playing position on this thumb piano faster, convenient for beginners to play. 3Easy to Operate: This thumb is easy to play, only need to use your thumb to pull the keys to get a clear sound, a suitable entry level instrument. 4Fine Workmanship: This thumb finger piano is well made with flat appearance, bear pattern board and standard 17 key, making this piano more professional and beautiful. 5Small Size: Comes with a small size and light weight, you can put the thumb piano in your bag or in your pocket, play whenever you want.