Silicone material: Our piano keyboard stickers are made of soft silicone that does not wrinkle or crack and can be reused. The stickers feature clear, easy-to-read lettering that will not fade. They fit securely on the keyboard and maintain their shape, even when folded or rolled. Easy to read: Each note is labeled with bright, color-coded markings to help children and beginners identify keys quickly. The stickers display notes using a dual labeling system, making it easier to locate corresponding keys on the keyboard. Once familiar with the keyboard, the stickers can be easily removed. No installation or adhesive required: These piano key stickers rest on the keys without glue or sticky residue. There is no need to identify specific key names or the position of middle C—simply place the sticker strip over the keys. Great learning tool: These piano note stickers are ideal for teaching music theory, note recognition, and key placement to children and beginners. The set is a practical eonal accessory for learning piano. The stickers come in a durable plastic case for convenient storage and portability. What you get: 2 sections of piano key stickers with a total length of approximately 0.85 m (33 inches), compatible with standard 61-key keyboards. Suitable for grand pianos, upright pianos, and 61-key digital keyboards.