FREE SHIPPING on US orders over $100 not including Alaska and Hawaii
Open mobile app


Customer supportTypically replies within a day
Need help or have questions about placing an order, delivery, or something else? Message us anytime for support.
The Seirus Heatwave Sock brings the power of Heatwave thermodynamic technology to your footwear, boosting warmth inside any boot or shoe. The 4‑way 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. Flat‑seam construction reduces friction, and reinforced stitching adds long‑term durability. Lightweight, form‑fitting, and designed to enhance any cold‑weather setup, these socks are an easy upgrade for winter comfort.
Because you want more warmth from the footwear you already own. The Heatwave Sock adds thermodynamic heat reflection, a flexible fit, and durable construction—making it an easy, high‑impact upgrade for cold‑weather comfort.


Need help or have questions about placing an order, delivery, or something else? Message us anytime for support.
