Choose a simple, secure solution with a durable portfolio designed to protect important documents. Made from aluminized, fire-retardant materials. Strong brass zipper keeps documents secure, while the protective zipper flap prevents heat or fire from damaging items through the zipper teeth. Closure: Zipper; Material(s): Aluminized Fire-Retardant Fabric; DuPont® Kevlar® Thread; Width: 15 1/2"; Depth: 1/2".