Pendaflex® Brown 1-3/4" Expansion Letter Size File Pocket Store All The Documents You Require For A Project Safely With A Pendaflex Expanding File Pocket. The Durable Pocket Holds Large Documents For Growing Projects. Made Of 25 Pt Redrope For Durability. Reinforced Gussets With A Tyvek® Strip And Rollover Feature To Help Prevent Tearing.