Introducing the SockPro 2.0 by Fortress Clothing, the revolutionary insulated knit sock featuring patented Aeris 250 insulation technology. This innovative sock combines superior warmth with exceptional comfort through its thoughtfully engineered design. The knit ankle cuff provides easy on-and-off convenience, while the brushed liner delivers enhanced comfort throughout the foot area. Crafted from a premium blend of 80% Nylon and 20% Spandex, these socks offer 4-way stretch capability for maximum fit and unrestricted movement. The advanced moisture-wicking properties keep your feet dry and comfortable during activities, while the Aeris 250 insulation maintains optimal warmth. Available in multiple sizes from Small to XL, the SockPro 2.0 weighs just 3 ounces, making it a lightweight solution for those seeking both warmth and comfort in their footwear. The improved design ensures superior support and a secure fit, making these socks ideal for various outdoor activities and everyday wear.