If it's important that it's safe from fire, then it has to be a FireKing. Designed to provide economical, but uncompromised fire protection for important personal documents, this series carries a UL Class 350 1-hour fire rating and an electronic combination lock is standard, offering excellent fire protection and basic theft security. Available in three sizes, in graphite color only. Protects Documents For At Least One Hour In Temperatures Over 1700°. The UL Class 350 1-hour fire rating means that the internal temperature of the safe will not exceed 350° for at least one hour when exposed to external temperatures of over 1700°. This exhaustive testing proves FireKing safes are built to survive the worst conditions. Available in three sizes featuring seamless body construction. Vinyl feet prevent scratching.