Feature: 1. Non Glue: More convenient for beginners and adults, just put it on the piano keys in 1 second, don't worry about harm to your piano. Never fade off. 2. 88 Key Full Size: Covers all notes of the 88 key keyboard and is applicable to all popular piano models and standard 88 key piano keyboards. 3. Use Method: Find the middle C before you put the chart on the piano, then match the keys to overlay the notes. Low notes tape ,mid notes tape,and high notes tape. 4. Large Letter: Clear, and easy to read, kids feel joyful to learn the piano and memorize note positions, great for beginners, black coded helps to easily identify and remember. 5. Silicone Material: Environmentally friendly, waterproof, no paste, no adhesive. Easy to install, easy to remove, without leaving any residue. Keeping your keyboard clean and tidy. Specification: Item Type: Piano keyboard note label Material: Silicone Color: Black white. Package List: 3 x Piano Keyboard Note Labels1 x Storage Case