Heatgen™ Max Thermal Fleece Leggings, M&S Collection

These supersoft, lightweight leggings will keep you cosy on colder days
These supersoft, lightweight leggings will keep you cosy on colder days. They're made from fleece with Heatgen™ Max technology which helps to lock in heat for maximum warmth. Added stretch in the fabric offers a comfy, flexible feel.

Thermals, Lingerie

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Heatgen™ Max Thermal Fleece Leggings, M&S Collection

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I compared Asda and Primark thermals to Marks and Spencer and

Thermals

13 Best Thermal Leggings for Winter Training: Editor's Picks

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