Features: Universal: Piano key stickers are suitable for most piano and electronic keyboards. Keyboard stickers fit for a full set of 88 key piano. Reusable: Music keyboard stickers made of adhesive material, can be reused without leaving any traces of glue and will not damage your keyboard. Unique Design: Makes it easier for children to learn piano keyboard and speeds up the memory of the piano keys for kids. Easy to Install: Just uncover the piano keyboard sticker and press it on the electronic keyboard or piano keyboard. Applicable Usage: Strong adhesive and long lasting. Suitable for home DIY and beginner practice. Specifications: Material: Adhesive Color: Colorful Types: 1, 2 1: QT-005 2: QT-005-A Size(Approx.): 260x255 mm/10.24x10.04 inch(L*W) QT-005 ( for 88 keys/76 keys/61 keys/49 keys/44 keys/36 keys) QT-005-A (for 88 keys/76 keys/61 keys/54 keys/49 keys/37 keys) Package Included: 1 xPiano Keyboard Sticker Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement. Welcome to our store , hope you have a pleasant shopping experience