Any Piano Works with all popular piano models and 61-key keyboards. The piano sticker rods fit snugly behind the keys and won't interfere with your playing. NO STICKERS NO GLUE The keyboard note overlay can be opened and closed with one touch. No extra time and effort is required. Piano key stickers are conveniently placed and easily peeled off after practice. A New Alternative Piano rails are an alternative to messy piano keyboard stickers and markers, no glue required, easy integration installation. You can remove it at any time, effectively avoiding dependence during the learning process. Note Since the total length of electronic keyboards varies in the market, there is no uniform standard. So the 61-key piano stickers are not suitable for all electronic keyboards, please measure the total length of the keyboard before purchasing. IDEAL GIFT Know someone learning to play the piano? This is the perfect companion gift to help them play right away. Ideal for piano players of all levels.