This efficient and practical thumb piano sticker can help you strengthen the memory of the and carry out more effective practice activities. The product is really helpful for you to have such a practical thumb piano tone sticker. Features -Color:Assorted Color -Material:PVC -Size:11.00X7.50X0.20cm/4.32X2.95X0.08in - This Kalimba scale sticker can help you quickly the scale. Made of high-grade material, durable in use. - A great tool for learning Kalimba. Seeing the notes that make up the chords as you are playing a chord progression is a great way to know what notes will sound good with that chord progression. - Fine workmanship, not easy to wear, very practical to use. Its design is simple but easy to use, giving you a good experience. - Kalimba sticker is simple to use, easy to operate, and easy to install and remove. The product is practical for using. - Kalimba thumbs sticker has appearance and creative design and good PVC material. Package list: 4 x kalimba stickers