SentrySafe H2300 Medium Chest Safe, Charcoal Gray ETL-verified 1/2-hour fire protection for CDs, DVDs, USB drives, and memory sticks UL classified 1/2-hour proven fire protection, up to 1550 degree Fahrenheit Waterproof seal is ETL verified Tubular key lock provides added security Interior 5.1 in x 12.9 in x 9.5 in