- What this product does - Spiral-bound, reusable file folder with 20 double-sided sheet holders (holds up to 40 pages). Designed to keep loose sheets organized, protected and easy to access. - Key benefits — why you need it - Keeps important papers neat and readable: organizes music sheets, theses, test papers, files, meeting contracts, receipts, invoices, recipes and more. - Protects documents from wear: flexible waterproof PP (polypropylene) cover resists scratches and breakage, so contents stay intact during transport and storage. - Portable and space-saving: lightweight, compact design fits into bags or instrument cases for on-the-go use. - Main features - Spiral binding for smooth page turning and stable lay-flat performance. - 20 double-sided pockets — stores up to 40 single-sided sheets or equivalent. - Durable, flexible waterproof PP cover that is anti-break and anti-scratch. - Standard size to fit most papers, drawings and music sheets. - Performance and compatibility - Compatible with a wide variety of paper types and sizes commonly used in schools, offices and music settings. - Reusable design suited for frequent use without losing shape or function. - Practical use scenarios 1. Music rehearsal: a pianist or cellist keeps multiple pieces arranged by set order, flips pages easily during practice or performance. 2. Classroom or exams: teachers and students store test papers, assignments and class handouts for quick distribution and review. 3. Office or event: professionals organize contracts, invoices, receipts and meeting notes for meetings, presentations or audits. - Where it works well - Office, classroom, hotel, café, hospital, laboratory, warehouse, music concerts, lectures and home use. - Ideal for musicians (pianists, cellists, band members, drummers), students, teachers, artists and hobbyists. - Why it stands out - Combines simple, durable materials with a practical pocket system to protect and organize up to 40 sheets in a lightweight, reusable format that fits most standard papers.