J.B. Field's Quick Dry Coolmax Over the Calf Military Boot Liner Sock (3 Pairs) Size:Medium and comfortable in the most

and comfortable in the most extreme conditions

Content: 60% Merino wool

designed to increase blood circulation and prevent swelling

2% Acrylic

Fields "30 Below XLR" merino wool thermal sock is ideal for kids who spend a lot of time outside in cold weather and is perfect for winter sports

J.B. Field's Quick Dry Coolmax Over the Calf Military Boot Liner Sock (3 Pairs) Size:Medium and comfortable in the mostThis is a soft lightweight military boot liner sock designed to keep your feet comfortable in the harshest conditions. Can be used as a skate ski liner worn under a thermal wool sock for added blister protection, freshness, and warmth. Field tested by the military and suitable for activities such as hiking, outdoor work and sports. For a slightly imperfect 2 pack sold under Vagden please click here For a crew length version of these socks with a light