Monarch 5x 40L extra strong storage box and lid set - RedIntroducing the Monarch 5x 40L extra strong storage box and lid set Red Every classroom needs efficient, reliable storage equipment, and these 40L boxes from Monarch provide just that. With a durable plastic construction they can survive very well in school environments, and their stackable nature means they can be stored away easily when not in use. The Monarch universal lid The Monarch universal lids clip neatly onto the tops of the boxes, with a