SEIRUS UNISEX HEATWAVE™ SOCK LINER SOCKS

The Seirus Heatwave Sock brings the power of Heatwave thermodynamic technology to your footwear, boosting warmth inside any boot or shoe. The 4way stretch construction creates a smooth, comfortable fit that moves with you, while the Heatwave lining reflects and amplifies your natural heat for noticeable warmth without bulk. Flatseam construction reduces friction, and reinforced stitching adds longterm durability. Lightweight, formfitting, and designed to enhance any coldweather setup, these socks are an easy upgrade for winter comfort.