Pendaflex® Red Fiber Stock Heavy-Duty 5-1/4" Expanding Pocket Folder Is Designed With Rip-Proof Tape On The Gussets, These Folders Are Ideal For Busy Offices That Need To Keep Documents Safe And Orderly. Made With Extra-Heavy-Duty 17 Pt Fiber Stock For Durability. Acid-Free Stock Is Ideal For Archival Use. Drop Front Provides Quick And Easy Access To Stored Documents.