You take along a snack to work, or have it in your bag during a hike, but by the time you get to it, it's warmed from the sun or too cold to be good. The 12oz. Food Flask ends that disappointment with a steel design that keeps your snack's temperature - just as hot or as cold as you want it to be. Made out of 188 Pro Grade stainless steel. BPA free. Uses the TempShield to retain your food's temperature. Keeps foods hot or cold 30 percent longer than the original model. Imported.