The Master Lock STW123DUBML Premium 2 Hour Fire and Water Safe offers the best protection in its class. Engineered from high-grade steel, it is designed, tested and UL Certified for unmatched performance. This safe is built to withstand extreme elements, providing 2-hour fire resistance in temperatures up to 1850° F and shielding against water for up to 24 hours. To defend against theft and impact, the door is fortified with 4 bolts, a pry-resistant hinge bar and a dual-key, combination lock. For added convenience, the interior features an organizational tray, shelf and door pocket. Plus, your safe is backed by a limited lifetime warranty—it’s covered for life.