Format Portfolio cases are intended for both long term storage and presentation, of both matted and un-matted prints. This style enclosure has been commonly used by professionals for many years. The traditional design of the portfolio has remained unchanged, offering a very rigid, light tight, and dust free Archival solution.Our Format Portfolio case design features include:.100 thick acid free, lignin free, ph neutral binders boardFiber reinforced, acrylic coated, and buckram texture embossed exterior coated heavy cover materialMetal reinforced covers applied to case exterior prior to laminating exterior cover materialInteriors are lined with either black or white lignin free, ph neutral, acid free paperBack spines are double hinged to allow case to open flat. Hinges are reinforcedLibrary/book hinge material for long lasting durability
