Letter size pressboard folders provide heavy duty protection for you important documents. On Time Supplies offers discount bulk pricing on a variety of letter size pressboard folder options. Thanks to our speedy shipping and local pickup options, you can rely on us to deliver your letter size pressboard folders on just a day or two. Questions about the letter size pressboard folders for sale at On TimeSupplies? Contact us toll free at 1-866-501-6055. We're happy to answer any supply questions.