An ideal way to break up larger files for faster document retrieval. 15 pt. Manila covers with 1" capacity fastener on inside front and back. Double-sided 1" capacity fasteners on the 15 pt. Manila dividers. TyvekÔŅĹ gusset. Straight tabs. Classification Folder Type: End Tab; Size: Letter; Number of Sections: 6; Cover Material(s): 15 pt. Manila.