Classification folder features six separate sections for use with open shelf filing systems. Full cut end tab is undercut for extra visibility & marked for easy application of color-coding labels. Sturdy 25 point pressboard cover is bonded with long-lasting Tyvek gussets. 2" capacity double-prong metal fasteners are permanently affixed to inside front & back covers. Double-sided fasteners are installed on 17 point kraft inner partitions. Overall expansion is 2-1/4".