Features: 1.Suitable for white keys on piano or keyboards with 88 keys or below. 2.It can be removed clearly and no residue left when the labels are no longer required. 3.2 in 1 design: the numbered musical notation and stave are integrated together. 4.Easy to install. You just need one scissor to cut the labels one by one and pasting them on corresponding white keys by peeling the back off. 5.Good companion for you to know and learn the piano or keyboards more quickly. specification:Description: Are you bothered with learning piano or keyboards so difficultly? or are you willing to learn them by yourself? And this will be a good helper to help you to know the piano or keyboards quickly. With it, you may have a closer approach to the professional piano or keyboards player. Suitable for white keys on piano or keyboards with 88 keys or below. It can be removed clearly and no residue left when the labels are no longer required. 2 in 1 design: the numbered musical notation and stave are integrated together. Easy to install. You just need one scissor to cut the labels one by one and pasting them on corresponding white keys by peeling the back off. Good companion for you to know and learn the piano or keyboards more quickly. : Condition: 100% Brand New Material: Sticker Color: Multicolor, Transparent(Optional) Suitable for piano keyboard with 88 keys or below Dimensions(L x W): Approx. 140 x 105mm / 5.51 x 4.13in Weight: Approx. 16g Packing List: 1 x Set of 88 Key Piano Keyboard Stickers(Total 4 Sheet, each sheet different from each other) 1 x Sheet of Black Keys Stickers Note: Please do not expose them to water. The keyboard should be cleaned and dried before pasting.