Note pad: Used for storing notes, documents, keys, A4-sized paper with 30 compartments. Material: The inner pockets are slip-resistant and transparent with high-quality polypropylene (PP). The spiral binding allows the pad to open at an 180-degree angle for flat notes. Waterproof and thick compartments: Inner pockets are slip-resistant and transparent, and the concave-convex technology reduces reflected light to ensure your key stays dry while practicing. Perfect for: Ideal for daily organization and storage of A4-sized and smaller documents; commonly used at offices, schools, and home. Works equally well on piano, organ, or performance synthesizer. Easy to use: Sheets of music and other paper can be inserted. A standard display book that can be easily inserted and removed from notes or music files. Product description: Note stand, multifunctional paper organizer, document holder, note organizer, folder Features: 1. Material - High-quality polypropylene (PP) material that is lightweight, durable, waterproof, and protects documents for long-term use. 2. Spiral binding allows the folder to open at an 180-degree angle for flat notes. The folder does not close automatically on a note stand. This enables simple and precise page flipping. 3. Can be used to store documents, music notes, sketch pads, etc. Suitable for daily organization and storage of documents; A4 size and smaller than A4. 4. The inner plastic pockets are thick and transparent, and the concave-convex technology reduces reflected light to keep your music notes or document files secure. 5. Standard display book - The clear bands are sealed on the outer edge. Even if the folder is upside down, your notes will not fall out. 6. A great assistant for instrument players, musicians, students, office workers, etc. Designed for offices, schools, and home. Pages clearly visible without light reflection. Specification: Material: high-quality polypropylene (PP) Color: black Size: A4 / 31.5 cm x 24 cm Compartments: 30 compartments Package: 1 piece Note stand / Concert sheet holder