The 3 drawer fireproof file cabinet is water resistant and has a 1-hour class 350 fire rating, 30 ft. UL impact rating, and a 30 minute ETL fire rating for digital media. Made from heavy-gauge steel, it has Gypsum insulation that is encased in a grid of 1" x 2" galvanized welded steel wire. It's available in different sizes, colors, and it's guaranteed by a limited lifetime warranty.