Feature: 1. These stickers are labels with note indication, and beginners can remember the position of the keys and learn piano easily. 2. The piano keyboard stickers can be applied to pianos with different keyboard number, including 49/61/75/88‑key piano. 3. The stickers will firmly stick to the keys, and can be used for a long time without causing any damage to the keyboard. 4. All the stickers are very easy to apply with a included small stick, just sticking each sticker on the stick, and then sticking it to the keyboard. 5. Also, the stickers is removable, and you can change or remove the stickers for advanced piano studying. Specification: Item Type: Piano Keyboard Stickers Product Material: Non Cohesive Glue + Wood Scope of Application: 49/61/76/88 Key Electronic Piano Or Hand-Rolled Electronic Piano. . Package List: 1 x Piano Keyboard Stickers1 x Small Stick1 x User Manual