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As sales of thermal clothing hits record high, here’s where to buy the best base layers

Keep out the cold with thermals.

Last Updated on December 14, 2020

Fashion has taken an unexpected turn this winter, with women ditching their party dresses for thermal clothing – but where can you buy the best sets?

Brands have seen an unprecedented demand for thermal clothing ever since England was placed under tiered restrictions following the recent lockdown, with most of the country finding themselves in tier 2.

NOW READ: 9 sets of pyjamas that will keep you cosy this winter

Households in areas with these restrictions are only able to mix outside, meaning it’s easy to feel the chill in this cold winter weather.

ACAI Outdoorwear has seen a seen a 2,400% increase in demand for their thermal skinny outdoor trousers range, while sales of ACAI’s thermal ranges to women aged 25-34 has skyrocketed by 350%, now making up 42% of their total sales.

If you’re looking to socialise outdoors too and stay warm while you’re at it, here’s where to buy the best thermals now.


M&S Thermals

Heatgen Plus™ Thermal Turtle Neck Top, £15, M&S – buy now*

M&S Thermals

Heatgen Plus™ Fleece Thermal Leggings, £15, M&S – buy now*

M&S know how to do lingerie very well, so it’s no surprise that their thermals are also bestsellers.

Layer up this polka-dot base with tees, jumpers or shirts and a thick coat to top it off, while these leggings are slim enough to fit under jeans and trousers.

NOW READ: 7 warming jumpers to buy now that will be stylish forever


M&S Thermals

Heattech Extra Warm Turtleneck Thermal Top, £14.90, Uniqlo – buy now

Heattech Ultra Warm Thermal Leggings, £19.90, Uniqlo – buy now

Another popular store for practical dressers, Uniqlo offers a wide variety of thermals.

Not only are their heattech thermals 1.5 times warmer than regular heattech, but for every two heattech innerwear items you buy, they offer a third to homeless charity Centrepoint every Tuesday.

Sweaty Betty

Betty Ski Base Layer Top, £70, Sweaty Betty – buy now*

Sweaty Betty thermals

Betty Ski Base Layer Leggings, £70, Sweaty Betty – buy now*

For those wanting to take their thermal game up a notch, Sweaty Betty have an array of second-skin tops and leggings.

Ideal for runners, hikers and those who need to work out outdoors (tier 3 areas, I’m looking at you), they can also be layered up for those who need to keep warm while socialising too.


Finisterre thermal top

Zephyr Merino Wool Base Layer, £60, Finisterre – buy now

Finisterre thermal leggings

Zephyr Merino Wool Leggings, £60, Finisterre – buy now

Finisterre create clothing for outdoor adventurers, so it goes without saying that their thermals really do keep out the chill.

Made from 80% Marino wool blend, this set will keep outdoor dwellers toasty, while they’re sustainable too.

Finisterre source their wool from fully traceable farms in Australia and they ensure it comes exclusively from non-mulesed sheep.

Tu at Sainsburys

Tu thermal vest

Heat Active Black Glitter Thermal Vest Top, £8, Tu at Sainsburys

For those on a budget, Tu at Sainsburys also offer a selection of sparkly thermals for an affordable price.

Whether you’re after long sleeved tops or vests, they’re colourful and practical too.

Next time you’re doing the food shopping, visit the Tu section as these thermals are selling out – fast.

READ MORE: 6 ways to recycle your old clothes

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