Organizer binder with a sturdy cover, elastic band, and expandable accordion spine. It features 26 compartments with plastic letters A-Z, suitable for A4 format. This corner tension organizer binder has a high capacity and an expandable folded spine with a corner tension closure. It is ideal for storing and transporting both punched and unpunched documents. The sturdy cardboard cover ensures high durability. It includes a plastic card label with a magnifying effect for better readability and a snap closure. The product is FSC certified, and the interior is made of ivory-colored cardboard with a weight of 300 g/m².