High-Security U.L. Listed TL-15 Composite Safe with a 90 minute Intertek verified fire rating. The composite materials of this UL TL-15 safe offer excellent fire protection. The massive 6¾" thick door and a 2¾" thick body will fight off any thief. A drill shattering glass plate relocker will fend off even the professionals. All powered by the dear driven 4 way boltwork.