AQUAREL - Rigid exterior lined with laminated paper - Thickness 17/10th - Black end paper inside the binder. Filing capacity: between 230 and 270 sheets of 80g paper. Mechanical: 4 D-rings diameter 25 mm - Back 40 mm for perfect alignment of sheets and inserts. Format: 315 x 300 mm - Format to file: A4, suitable for filing sheets, perforated pockets and dividers. Certification: FSC. Available in 5 random colors: pastel blue, coral, lemon yellow, mauve, pastel green.