The M&S Heatgen Light Thermal Socks provide lightweight warmth using Heatgen technology that retains heat. Perfect for everyday wear during cooler weather, these socks are machine washable and feature a subtle contrast stripe.
These super soft thermal socks bring warmth with a lightweight touch. Made from a combination of polyamide and other fibres, they feature our clever Heatgen technology that helps generate and retain heat during chilly days. A subtle contrast stripe on the toe adds a considered design element to this handy three-pack.
