The retailer's thermal top has more than 800 glowing five-star reviews from impressed fans.
This lightweight long-sleeved thermal top is designed to keep you extra warm when the temperature drops. Heatgen Plus™ fabric is brushed on the inside
Heatgen™ Medium Thermal Long Sleeve Top
The £16 M&S top hundreds of shoppers say keeps them 'warm and cosy' - Hull Live
Marks and Spencer's £16 'soft and comfortable' thermal top hailed as a 'must-have' by shoppers - Manchester Evening News
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M&S shoppers praise £16 thermal leggings that are 'perfect' for winter and ' go with everything' - Daily Record
Shoppers hail thermal top 'absolutely brilliant' as UK braces for snow
Beat the freeze! shoppers are racing to buy this £14.99 thermal top that will keep you 'fantastically warm' during the cold snap
M&S' 'soft and cosy' £16 thermal top hailed as a 'go-to for autumn and winter' - Daily Record
Stay warm on cooler days with this lightweight Heatgen Plus™ thermal top. Long-sleeved style with added stretch for your best fit. Made from a
Heatgen™ Medium Fleece Thermal Top