Keeps you fresh and warm longer. Wool underwears are great, whatever the weather and conditions; warm, extreme cold 🥶 temperatures and even when wet. We tested them to the extreme. As you can see from the pictures. The thermometer showed it was cold, 1 degree, but nothing cools Elzi's Boxer Men's Red Merino 🔥! Now you can stay comfortable no matter the conditions - even if you're living life in the #extremelane.