For bulky files, heavyweight manila stock folders have a ?W? fold for expansion up to 1 1/2". Reinforced 1/3-cut tabs add strength at the point of greatest wear. Two 2" prong style fasteners in positions 1 and 3. This product was made using wood sourced from a certified managed forest. File Folder Type: Top Tab; Size: Letter; Folder Material: 14 pt. Manila; Color(s): Manila.