DescriptionIt may be difficult to learn piano or electronic organ for beginners including adults and children. But now, with our piano keyboard stickers, you will feel much easier to remember the keyboard and learn piano well. Removable sticker that leaves no residue behind on.Features-Color: Colorful. -Material: Adhesive sticker. -Size: About 17.00X14.30X0.20cm/ 6.68X5.62X0.08inch. -This product would be the easiest and the most effective piano learning tool available!-This stickers must be a suitable present for piano beginners, they will like it very much.-Suitable for most of piano, can help you to learn and master the playing method more easy. -The basic principle of help beginners quickly learn piano, would be the best helper for beginners. -Made with fine workmanship and reasonable design, which would bring you a good using experience.