To test out the Ozark Trail Thermos line, I used the baseline temperature of 185 degrees Fahrenheit for all of the products I tested. My goal was ozark trail chair to see how long I could keep a cup of coffee warm and if there would be variation in temperatures over time across the tumblers.… Continue reading Ozark Trail 30-Ounce Double-Wall, Vacuum-Sealed Tumbler only $8 74