Printed on transparent vinyl and coated with a long lasting adhesive material that will not damage your keyboard. Eye-Catching Design - Colorful and eye-catching piano stickers, unique and attractive for kids, kids will fall in love with piano-learning. WORKS FOR 37 / 49 / 61 / 88 KEYS PIANO KEYBORD----White Keys 37 / 49 / 61 / 88 keys piano sticker(Size: 190mm x 275 mm ) ENOUGH BIG SIZE----Big piano keyboard sticker design for noting easily Package indcludes 1x Color Piano Sticker