Globe-Weis/Pendaflex Tyvek File Pockets 3.5-Inch Expansion Letter Size 10-Count, Brown (63264) Full Tyvek gussets with added rollover feature, 3.5-Inch expansion for letter size sheets Full length tab on back cover provides room for labels or hand-written titles Durable front and back covers Front flap folds down for easy access Pack of 10 file pockets