Designed for institutions and municipalities with strict archival requirements, this heavy-duty manual transfer box file is made from acid-free corrugated cardboard to ensure safe, long-term document storage. Fully compliant with ISO 16245 Type A standards and certified to ICN Standard 3, it guarantees document retention for a minimum of 30 years. Ideal for storing paper or parchment records in accordance with the Public Records Act, the box is constructed from cardboard and is 100% recyclable, offering both durability and sustainability for professional archiving needs.