Smead 12740 Red Colored Fastener File Folders with Reinforced Tabs - LegalSupply
Amazon.com : 50 Red Fastener File Folders - 1/3 Cut Reinforced Assorted Tab - Durable 2 Prongs Designed to Organize Standard Medical Files, Law Client Files, Office Reports - Letter Size, Red, 50 Pack : Office Products
Staples Hanging File Folders 5-Tab Letter Size Red 25/Box (163535) - Walmart.com
Smead Colored File Folders, Legal Size, 1/3-Cut Tab, Red (17443)