Standard file pockets offer an economical filing solution for your large, bulky documents or small items. Tyvek-strip gusset top with added rollover feature prevents tearing. Gusseted sides expand with project needs. 5-1/4" expansion holds up to 1,200 letter-size sheets. Front flap folds down for easy access. Full-length tab on back cover provides room for labels or handwritten titles. File pockets also offer durable front and back covers.