By A Mystery Man Writer
The leggings have received an almost perfect five-star rating on the brand's website.
2pk Heatgen™ Thermal Light Leggings, M&S Collection
I dressed all over in M&S thermals to see if it saved putting the heating on' - YorkshireLive
M&S shoppers snap up thermal high-waisted jeans for cold winter months - selling out fast - Essex Live
Marks & Spencer Women's Heatgen Thermal Underwear Leggings, Navy, 2 : : Clothing, Shoes & Accessories
Made with Heatgen Plus™ thermal technology, these lightweight leggings are great for staying warm on chilly days. Added stretch for a comfortable fit.
Heatgen™ Medium Fleece Thermal Leggings
M&S shoppers praise £8 fleece-lined tights and call them a 'godsend for winter' - Mirror Online
These top-rated Aurique thermal leggings are now in the Prime Day sale
The 'must have' £7 thermal leggings from that 'fit all shapes and sizes' - Daily Record
M&S shoppers praise £16 thermal leggings that are 'perfect' for winter and 'go with everything' - Daily Record
M&S shoppers praise £16 thermal leggings that are 'perfect' for winter and 'go with everything' - Daily Record