Features 1. NO GLUE, NO STICKING REQUIRED: The piano notes guide is made of silicone and connects the labels in series, eliminating the need to adhere to keys like traditional piano stickers. Easy to install and remove without leaving residue, keeping your keyboard clean. 2. DOUBLE STAFF DISPLAY: Displays each key's note on both treble and bass staves, helping users quickly locate the correct key. Matches the standard treble and bass staff structure used in piano sheet music. 3. BEGINNER FRIENDLY: No prior knowledge of key names or Middle C location is needed. Simply place the note strips on the piano keyboard for immediate use. 4. REMOVABLE AND REUSABLE: Can be removed when you become familiar with the keyboard and the octave layout. Reapply at any time if additional guidance is needed. 5. FULL 88-KEY COVERAGE: Designed to fit standard 88-key pianos, including grand pianos, upright pianos, and 88-key digital pianos or keyboards. Specifications Material: Silicone Color: White Dimensions: 18.5 x 9.5 x 1.8 cm Weight: 110g Package Includes 1 x Piano Notes Guide