5 1/4 Inch Expansion File Pockets, Straight Tab, Letter, Redrope/Manila, 10/Box, Sold as 10 Each Redrope expanding file pockets with extra strong 5 1/2"" high Mylar? reinforced gussets, fold down front and straight cut top tabs. Red wallet stock with the back lined in manila. Redrope expanding file pockets with extra strong 5 1/2"" high Mylar? reinforced gussets. Fold down front for easy access to documents. Straight cut top tabs. Red wallet stock with the back lined in manila for added strength.