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M&S Collection

Heatgen™ Medium Thermal Long Johns

Product code: T148814N

Average rating: 4.7 out of 5

Price £18.00

per month

per month

Interest-free payments available on orders between £30.00 - £2000.00 with



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Fit information

Product Description

Stay cosy with these cotton-blend thermal long johns. Regular fit, offering a medium level of warmth. Made from an insulating brushed-back cotton blend that's breathable for extra comfort. Finished with ultra-soft seams for snugness. Our clever Heatgen™ technology uses an innovative fibre blend, helping your body to generate and retain heat so you can stay warm when the weather gets chilly. We only ever use responsibly sourced cotton for our clothes.

  • Style

    Product Style: Long johns, Regular fit, Button fastening


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    Better Cotton Initiative

    M&S is proud to invest in making cotton production more responsible. Better Cotton is sourced through a system of Mass Balance. Find out more

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    Heatgen™ technology

    lightweight and supersoft, designed to keep you warm when the weather gets chilly


    50% cotton, 26% polyester and 24% viscose (exclusive of trimmings)


    • care wash 40 Wash at 40°C
    • care do not bleach Do not bleach
    • care tumble dry medium temp Tumble dry medium temperature
    • care iron medium Iron at medium temperature
    • care do not dry clean Do not dry clean
  • Delivery

    Standard delivery
    • Standard
    • FREE over £50, or £3.50
    Nominated delivery
    • Nominated day
    • £4.99. Order by 8pm for delivery tomorrow


    • Collect from store
    • Order before 10pm for free next-day in-store collection


    • UK returns
    • FREE



Average rating: 4.7 out of 5

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