It may be difficult to learn piano for beginners, including adults and children. But now, with our piano keyboard stickers, you will feel much easier to remember the and learn piano well. Removable stickers that leave behind on. Features -Color:Multi -Material: Adhesive sticker -Size: About 23.50X11.20X0.01cm/9.24X4.40X0.00in -They are specially designed for piano and electronic organ, great for beginners to memorize the keys. -It is made of good and safe material, safe and durable, and can be used for a long time. -Making you learn piano easier, they can be perfect accessories for electronic organ beginners. -These are very convenient and practical piano teaching tools for musical teachers. -It has good visual effect and easy to read. It is convenient for quick practice and mastering. Package list: 2 x sheets of piano stickers