The SentrySafe HD4100 Waterproof File is an extremely handy storage case used to keep all your vital papers and documents safe. A continuous seal on the jamb and waterproof insulation offer protection from threats of potential water damage. The Sentry Safe file features a key lock for security, and full-time latch, which seals the file even when not locked. This sentry file safe has a sleek and contemporary look and is designed to allow for better organization. Paper documents can be stored in the main compartment of the SentrySafe HD4100 Waterproof File Safe, while CDs, DVDs, USB drives, and memory sticks can be stored in the lid holder. All your important documents and media storage devices can be arranged in a central location which adds to the functionality of this sentry file safe. This product can cater to all your secure storage needs at home and at work.