Water resistant box made from fire retardant corrugated plastic. Shower proof, able to fully stand in water up to 17cm deep whilst keeping contents dry & will even float when loaded up to 12kg. External handles ensure that contents remain dry. Compatible with: four 80mm A4 transfer files, three 100mm transfer files, five A4 lever arch files or four foolscap/folio lever arch files. External Wx Dx H: 340x 420x 300mm. Internal Wx Dx H: 333x 390x 295mm. Packed 5.