M&S
Heatgen™ Medium Thermal Long Johns
£20
Product code: T148814N
About this style
These thermal long johns provide medium warmth with a regular fit, perfect for cooler days as a base layer underwear. The insulating brushed-back fabric offers breathability for lasting comfort, while comfort seams ensure a snug feel. Featuring Heatgen™ technology that helps generate and retain body heat when temperatures drop, making this undergarment ideal clothing for layering. M&S Collection: easy-to-wear wardrobe staples that combine classic and contemporary styles.
Medium warmth for wrapping up in moderately cold conditions.
Details & care
Details & care
Style
•
Regular fit
•
Button fastening
Features
Thermal
Soft and cosy brushed fabric that keeps warmth in
Heatgen™ technology
lightweight and supersoft, designed to keep you warm when the weather gets chilly
Composition
50% cotton, 26% polyester and 24% viscose (exclusive of trimmings)
Care
Wash at 40°C
Do not bleach
Tumble dry medium temperature
Iron at medium temperature
Do not dry clean
Delivery, collection & returns
Delivery, collection & returns
Delivery
Standard
UK Standard Delivery is available for £3.99 or free on orders over £60 (excluding furniture).
Nominated Day
UK Next Day Delivery and UK Nominated Day Delivery (excluding Northern Ireland) are available for £5.99 (excluding furniture)
Collection
Collect from store
Store collection is free on all fashion, home and beauty orders.
Returns
UK returns
Free
Exclusions apply
Full delivery and collection informationOur returns policyReviews (553)
Pleasantly snug fit
Yes, I recommend this
Need to be longer … good snug fit … need coloured options in maximum warmth apart from black, grey n white
Helpful?
These will definitely keep me warm
Yes, I recommend this
I wasn’t sure about the colour but it’s fine for me
Helpful?
Super soft
It fits my 14 year old son perfectly and keeps him warm.
Helpful?
A very good buy
Yes, I recommend this
Very good quality, hubby happy with the purchase and would buy again
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Nice and warm..
Yes, I recommend this
Ultra comfortable and cozily warm. Great fit without being too tight. I can honestly highly recommend this product!!
Helpful?
Value for money
Yes, I recommend this
When it came time to replace my well-worn thermal pants, I always chose M&S. The pants are well made and value for money.
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Long johns
Yes, I recommend this
My husband is elderly and finds it difficult to keep warm, but the long johns solved that problem, he loves them
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Usual great quality.
Yes, I recommend this
These long johns were purchased for the recent very cold spell. They were brilliant in keeping my husbands legs warm. Great fit.
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Warm but not comfy
Warm but has really big internal seams which mark the legs quite badly. I actually wore them inside out which was a lot more comfy
Helpful?
Perfect balance between warmth and bulk
Yes, I recommend this
Really like these long johns , perfect warmth to bulk ratio Particularly like the button opening as it allows wearing regular underwear too Very soft with no seams discomfort and washes well
Helpful?
Excellent quality
Yes, I recommend this
Item has fitted my father perfect and not too thick. Keeps him nice and worm
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Great, warm and good quality.
Great, warm and good quality thermals. Ideal for winter.
Helpful?
Super warm and wash well
Yes, I recommend this
Super soft and warm. Make all the difference. Wash really well with no shrinkage.
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Excellent thermal leggings.
Yes, I recommend this
Excellent thermal leggings for those cold days outside.
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So Comfortable - Warm, Soft, Lightweight...
Yes, I recommend this
My partner said he felt as thought he wasn't wearing any long johns because they are so soft, lightweight and comfortable. Like a second skin, and very warm.
Helpful?
Great quality
Yes, I recommend this
Good quality, soft against the skin, they keep you nice and warm. As they should, wash well.
Helpful?
Great quality
Yes, I recommend this
I purchased 2 of the long sleeved tops last winter and added 2 more this winter, and decided to add a pair of these long johns to my collection, and wasn't disappointed, great quality and they do the job....
Helpful?
Lovely and warm!
Yes, I recommend this
Just right for wearing under trousers on an electric bike.
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Fits well and warm as toast
Yes, I recommend this
Fits well very comfortable nice and warm does what it’s meant to
Helpful?
A leg saver
Yes, I recommend this
I purchased two pairs for a friend who works in an outside environment. His existing leggings would cause irritation so I suggested trying a cotton mix. So far so great. Also purchased a matching top to try.
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