Sold as 100/Box. Sheet size: Letter (8 1/2' x 11'). Thickness: 0.15' folder. Reinforced straight-cut tabs are ideal for open shelf filing systems. Made in the USA. Folder material: 11 pt. stock. Number of plys: 2. Heavy weight cover, reinforced tab. Tab cut: Straight. Two-ply tabs with scored lines for easy label placement. Folders also offer 3/4' expansion gussets. Expansion size: 3/4'. Assign separate colors to different categories within your shelf system. Compliance standards: Acid free, SFI certified.