Hard Case Fireproof File Organizer: The fireproof file box features dual flame-retardant technologyan outer layer with a thickened fireproof material and an inner oxygen-blocking layeractively cutting off the oxygen supply during fires, eliminating paper carbonization at its source. The box has passed the SGS TEST: UL94 VTM-0 Certified. Splash-proof design, no fear of heavy rain Completely Fireproof Document BoxEngineered with exclusive fireproof zippers and interwoven fireproof threads, this box achieves total flame isolation! Unlike traditional safes, its lightweight design ensures quick evacuation with important documents, certificates, laptops, passports, and cash during emergencies Large Capacity Letter File BoxOutside size:17 x 14 x12.4 inches (Inside Size: 13 x10.6x 10.6 inches) File box including cash bags, mesh bags,16 card slots,4 U Disk pockets, zipper pockets. This is the perfect choice if your letter files(contracts, cards, certificates, conference materials