Folders are treated to resist the growth of bacteria, mold and mildew than can cause stains, odors and product deterioration. 2" capacity prong fastener organizes documents inside the folder. Scored for 3/4" expansion. Archival quality. Reinforced tabs are embossed for label placement. 11 pt. stock. File Folder Type: Antimicrobial; End Tab; Size: Letter; Folder Material: 11 pt. Manila; Color(s): Manila.