Reinforced top.
Smooth back prevents fasteners from catching loose papers or other folders..Folder Size: Letter; Total Number of Dividers: 0; Total Number of Fasteners: 1; Cover Tab Style: Top Tab. Pendaflex, KRAFT FOLDERS WITH ONE FASTENER, 1/3-CUT TABS, LETTER SIZE, KRAFT, 50PK Super-thin 2in capacity fasteners hold punched papers securely; folders take less room in files.