[No Glue, No Sticking]The note strips are made of silicone and string the labels together, so there is no need to stick them on the keys like piano stickers. Easy to install, easy to remove, no residue left, keep your keyboard clean and tidy. [Double Staff Display]Displays the notes for each key with double staff, which helps to find the corresponding key from the keyboard faster, because all piano scores use the treble and bass staff structure. [Beginner-Friendly]You don't need to know the names of the keys or the position of middle C, just put the note strips on the piano keyboard. Done in seconds! [Remove Anytime, Reuse Anytime]When you start to understand the keys and get familiar with the octave rules, you can remove the note strips from the keyboard. Of course, if you feel you are not proficient enough, you can always put them back. [88 Keys Full Size]Fit for standard size 88-key piano. Perfect for grand pianos, upright pianos, 88-key digital pianos and keyboards. Product name: Silicone piano keys Colour:Photo Color Material:Silicone Package Contents: 1 x 88 keys silicone piano sticker 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.