Keep files and documents neatly stored away in this 4 Litre Plastic Storage Box from Really Useful. With 4L of capacity, the interior is suitable for storing a single ream of A4 paper (500 sheets). The clear sides let you see contents at-a-glance for efficient organisation, and provide sturdy protection from the elements and vermin. The design is stackable as well for space-saving storage, and features handles for easy carrying.