Water resistant extra large 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 17kg. External handles ensure that contents remain dry. Compatible with: six 80mm A4 transfer files, five 100mm transfer files, seven A4 or foolscap/folio lever arch files. External Wx Dx H: 390x 570x 300mm. Internal Wx Dx H: 385x 545x 295mm. Packed 5.