Smead Products - Smead - 3 1/2" Expansion Drop Front File Pockets, Straight, Poly, Ltr, Assorted, 4/Box - Sold As 1 Box - Tear- and water-resistant polypropylene supplies rigid support for heavy paperwork. - Scored front folds down to access contents. - Straight cut top tabs. Tear- and water-resistant polypropylene supplies rigid support for heavy paperwork. Scored front folds down to access contents. Straight cut top tabs.