Ampad 3511/3 Ampad Envirotech Recycled File Fldrs, 1/3 Cut, Top Tab, Ltr, Nat Brown, 100/Bx Envirotech recycled file folders with 100% post-consumer recycled, 11 pt. natural brown stock. Letter size; 1/3 cut tabs in assorted positions. Envirotech file folders are created with 100% post-consumer recycled material. 1/3 cut tabs in assorted positions.