No glue no need stick, unlike traditional piano keyboard stickers, our piano keyboard letter is more convenient for beginners and adults, just put it on the piano keys in 1 second, don't worry about harm to your piano. Features: 88 keys set includes 3 series silicone piano tape in box, they are low-notes silicone piano tape, mid-notes silicone piano tape, and high-notes silicone piano tape. 61 keys set includes 2 series silicone piano tape in box, they are mid-notes silicone piano tape, and C to B low-notes + C to C high-notes silicone piano tape. 61/88-key full size, which covers all notes of the 61/88 key keyboard and is applicable to most popular piano models and standard 61/88 key piano keyboards. These letters are clear, and easy to read, kids feel joyful to learn the piano and memorize note positions. Very suitable for beginners and kids to learn and remember music theory, music scores and key positions. Easy to install and remove, no glue, without leaving any residue, and keeping your keyboard clean and tidy. Made of silicone, environmentally friendly, waterproof, no paste, no adhesive. Equipped with a transparent box, which is easy to carry. Can be reused and and never fade off is very suitable for your children. Specifications: Material: Silicone Color: Label: White Keys Guide Labels Size for 88 Keys: Length: 350mm, 375.3mm, 496.8mm Width: 40.5mm One Pack Contents:1 x Piano Stickers Set for 88 Keys Please Notes: 1,The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2,Please allow slight manual measurement deviation for the data.