Smead 26200 Heavy Duty Folders, End Tab, One Inch Expansion, Letter, Gray Green (Box of 25) Tough, heavyweight folders resist wear and tear Ideal for bulky, heavily-used files Made of heavyweight pressboard stock for superior durability Tyvek accordion-pleat gusset expands to hold 1" of paper Straight-cut tab Contains 60% recycled content, 30% post-consumer material