Expandable Non-reflective Piano Music Sheet Binder Folder, Blue 20 Pages with Index Tabs & Pen

1. Thickened, flexible outer shell, resistant to drops and wear. 2. PP cover, waterproof and stain-resistant. 3. Versatile for various uses and easy to store. 4. Double-sided viewing, non-reflective. 5. Four-page display, suitable for A4/A3 sheet music. 6. Multiple styles available.