- Esselte Eurofile ring binder, model 390755050, designed for professional use - Sturdy construction in 2 mm cardboard, coated inside and outside with polypropylene - Wide, writable label on both sides for efficient organization - Maximum capacity of 300 sheets of 80 g/m², ideal for large volumes of documents - Ring closure system and plastic coating that protects papers - Includes a cover to protect the binder from dust and moisture - Usable dimensions: 23 x 33 cm; 8 cm spine, suitable for folio-size documents - Blue color, elegant and professional geometric finish - Perfect for offices, workspaces, and archives that require maximum durability and functionality