The leggings have received an almost perfect five-star rating on the brand's website.
Heatgen™ Medium Thermal Brushed Leggings, M&S Collection
John Lewis shoppers praise 'cosy' lounge hoodie that 'saves putting the heating on' - Birmingham Live
Thermal Leggings Marks And Spencer International Society of Precision Agriculture
Best M&S thermals for men and women
This affordable bodysuit is so good users say it's better than Skims
M&S shoppers snap up thermal high-waisted jeans for cold winter months - selling out fast - Essex Live
Feeling the cold? shoppers are loving these £25.49 fleece-lined thermal leggings hailing them 'perfect for cold weather
Heatgen™ Medium Fleece Thermal Leggings, M&S Collection
Marks and Spencer shoppers praise 'super warm and comfortable' £16 thermal leggings as Met Office issues snow warning - Manchester Evening News
Thermal Leggings Marks And Spencer International Society of Precision Agriculture
These top-rated Aurique thermal leggings are now in the Prime Day sale
Thermals compared from Primark, Asda and Marks & Spencer to find the warmest winner - Chronicle Live