The ActionHeat Wool 3.7V Rechargeable 1.0 Heated Socks provide long-lasting, rechargeable warmth for cold-weather activities. Designed with built-in heating panels on the top of the toes, these socks deliver targeted heat using advanced ultra-fine fibers. Rechargeable 3.7V batteries allow up to 8 hours of heat, with adjustable settings for maximum comfort. Made with a soft, heat-trapping wool and synthetic blend, these socks offer flexibility, comfort, and versatility for indoor or outdoor use. Ideal for winter sports, work, or relaxing at home, these heated socks combine innovative technology with premium materials for reliable performance.