Tdbest via Amazon offers the Tdbest Fireproof Document Bag for $17.99. Coupon code "MP7YRQEU" cuts that price to $13.49. Plus, Prime members receive free shipping. That's tied with our mention from two weeks ago as $5 off and the lowest price we could find. This water-resistant folder measures 11x15" and features a heavy duty zipper and Velcro closure. Deal ends July 31.