Our beginner keyboard piano sound strips are made of high-quality silicone and connected labels in series (no need to stick them to the keys like piano keyboard stickers). These piano keyboard note tags are easy to install and remove without leaving any residue, unlike piano note stickers to keep the keyboard clean and tidy. Piano keyboard notes pack for beginners with 88 full keys, covering keyboard or piano with 88 keyboards, if you only need 61 keys, you can cut according to the included manual. Piano keyboard assistant is perfect for upright pianos, grand pianos, electronic keyboard pianos, electronic organs, and even DJ keyboardsDisplays the notes of each key with double staves, which helps to find the corresponding key from the keyboard faster, as all piano scores use treble and bass stave structures. In the color version, each note in the keyboard sticker is coded in bright colors to help kids and beginners identify and memorize them quickly and easily. A game-changer for visual Color: Black Material: silicone Package Contents: 1 x keyboard stickers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.