Product Description: Advantages: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.Using transparent acrylic material, crystal texture, sturdy and durable. So it can be used for a long time. It is very easy to carry, so each thumb piano is unique.4.It is ergonomically designed and beautifully polished to provide a more comfortable and convenient experience. The tines of the keys are engraved with Attentions:s, which are more conducive to hand-eye coordination than other sticker-Attentions: thumb pianos, and are not easy to fall off.5.The international standard C key, mini carlimba 8 keys, let the vibration resonate in the acrylic body, make the music clear and harmonious, move your thumb, and the wonderful music will make you happy.6.It can also be the perfect Christmas gift for the music lover in your home. Its tone is pleasant, reminiscent of a huge music box. Especially beautiful built-in EVA high-performance protective box, tuning hammer and learning instructions. Specifications:Material:AcrylicColor:TransparentSize:6x6x1.5cm/2.36x2.36x0.59inch(LxWxH)Weight:90g Package include:1 x Crystal Thumb Piano1 x Red Rope