400 Grams Of Thinsulate Is Rated At What Temperature?
400 Grams Of Thinsulate Is Rated At What Temperature? For instance, a rated 400g can keep your feet warm down to 30 or 40°F (-1.1 to 4.4°C), while 800g should keep you warm down to closer to 20°F (-6.7°C), assuming you are at least lightly active. Is 400 gram insulation boots temperature rating? Winter Boot