Because there aren't many things capable of ruining a hunt quite as quickly as a pair of frozen feet, you'll want a long-lasting and adjustable heat source to get through long, cold days in your stand. Introducing our all-new Nucleus Heated Socks. Complete with an included battery powering three heat settings ranging from low, to medium and high, these heavy-duty heated socks are ideal for wearing through the late season. To adjust the heat setting, press the easy-to-access power button at the top of each sock to choose the most appropriate level of warmth. Trust us. Your feet, and the success of your season, will be thankful. Constructed of 40% Merino Wool, 24% Acrylic, 16% Nylon, 17% Polyester, 3% Spandex. Silent, easy-access power buttons and battery pockets at the top of each sock make choosing warmth settings simple. Each sock features one heating element across the toes powered by its own 3,500mAh battery for each sock (included). Batteries recharge to full capacity in as little as 3 hours via a charging cord (included). 3 heat settings keep you warm in any conditions: Low (8h) Medium (5h) High (3.5h)