【1】Easy Application: Our piano stickers are easy to apply and remove without leaving residue to damage our piano key, making them ideal for beginners and temporary use during learning sessions, we can add and remove when ever we want. and it comes with a small plastic storage box for easy storage when we don't use it. | 【2】Clear and Visible: Our piano key stickers are precisely cut to fit perfectly on standard piano keys, it does not affect the play ability, comfort or alignment of the keys. The corresponding music staff notation enhancing visibility and aiding in quick memorization of note positions, and the rainbow color adds a nice touch to our keyboard. | 【3】Durable and Reusable: Our piano keyboard note labels are made from silicone, durable and washable, they are sturdy enough to withstand frequent use and can be reapplied multiple times without losing adhesive strength. | 【4】Enhanced Learning Experience: Whether you're teaching piano to children or learning yourself, Our silicone piano stickers provide a visual aid that speeds up the learning process and boosts confidence. Piano note stickers make it a lot easier when we're teaching our kids or friends who have no interest in music theory how to play a song. | 【5】ATTENTION PLEASE: Our 88 Keys Full-Size piano note strips covers a span of four octaves and is designed to work only with 88/61-key keyboards. Please note that non-standard sized keyboards (76/54/49/37 keys) may not fit properly, so make sure that the width of the gap between the top of the black keys is greater than 0.1 inch!!!