SentrySafe HD4100 Fireproof Safe and Waterproof Safe with Key Lock 0.65 Cubic Feet Fireproof box is UL Classified to endure 1/2 hour at 1550F to protect irreplaceable documents, small valuables, DVDs, and USBs from fire Waterproof box is ETL Verified for 72 hours of water submersion offering peace of mind in the event of a flood Fire safe features a flat key lock to prevent the lid from opening in the event of a fire; includes two keys Document safe features built-in straps for easy storage of passports, social security cards, and birth certificates; fire box accommodates letter-size hanging files and folders (sold separately) Exterior: 15.5 in. W x 13.5 in. D x 14.3 in. H; Interior: 12 in. W x 8.1 in. H x 11.5 in. H; medium capacity 0.65 cubic feet; weighs 39 pounds