These Womens Heat Machine Socks have a 2.30 tog thermal protection rating, achieved through a 3-stage insulated design that effectively captures and retains warm air within the fabric. With its specially constructed and vigorously brushed material, these socks have an air-trapping capacity that is over seven times greater than traditional cotton socks. Experience unmatched warmth and protection in cold temperatures with Heat Machine Socks, perfect for outdoor activities and chilly work environments.

Size: UK 4-8 EU 37-41

Machine Washable