The Donau standard binder is a practical and functional organizational tool designed for storing A4 documents. With a spine width of 50 millimeters, it offers ample space for a variety of papers. The lever mechanism ensures easy handling and allows for quick insertion and removal of sheets. The binder is made from a 2.1 mm thick fiberboard, providing it with stability, and with a weight of 1290 g/m², it is particularly robust. Made from environmentally friendly polypropylene (PP), this binder is not only durable but also a sustainable choice. Its striking yellow color ensures that the binder is easily visible in any office or work environment. With dimensions of 32 cm in height, 28.5 cm in length, and 5 cm in width, it is compact and can be easily stored in shelves or drawers. The Donau standard binder is therefore an ideal solution for anyone looking to organize their documents efficiently and clearly.