How many times have you wondered how to keep your food hot when going out? Laken"s stainless steel vacuum insulated Thermo Food Containers are champions at keeping your hot foods hot (up to 10 hours) and cold foods cold (up to 24 hours). These food flasks come at 2 convenient sizes - 12 and 17 ounce, with a neoprene pouch and Velcro handle. Laken Thermo Food Flasks are leak proof, even for liquid (soup etc.)