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  • for faster checkout
  • to unlock personalised Sparks offers
  • to access order history and track deliveries

Women’s Thermal Underwear

When it’s cold outside, our women’s thermals will trap heat and keep you cosy. Clever Heatgen Plus™ technology is used to keep fabrics warm and lightweight. You can also find pieces with extra stretch to ensure a close and comfortable fit.

There are 18 Items found

Offer
  • 2pk Heatgen™ Thermal Long Sleeve Tops image 1
  • 2pk Heatgen™ Thermal Long Sleeve Tops image 2
£25
M&S Collection

2pk Heatgen™ Thermal Long Sleeve Tops

Offer
  • 2pk Heatgen™ Thermal Leggings image 1
  • 2pk Heatgen™ Thermal Leggings image 2
  • 2pk Heatgen™ Thermal Leggings image 3
  • 2pk Heatgen™ Thermal Leggings image 4
  • 2pk Heatgen™ Thermal Leggings image 5
£25
M&S Collection

2pk Heatgen™ Thermal Leggings

Everyday warmth

Offer2pk Thermal Knee High Socks
£10
M&S Collection

2pk Thermal Knee High Socks

Extra warmth

Offer
  • 180 Denier Heatgen™ Footless Tights image 1
  • 180 Denier Heatgen™ Footless Tights image 2
  • 180 Denier Heatgen™ Footless Tights image 3
  • 180 Denier Heatgen™ Footless Tights image 4
£15
M&S Collection

180 Denier Heatgen™ Footless Tights

Extra warmth

Offer2pk Thermal Built-up Shoulder Vests
£15
M&S Collection

2pk Thermal Built-up Shoulder Vests

Extra warmth

Offer
  • 2pk Thermal Short Sleeve Tops image 1
  • 2pk Thermal Short Sleeve Tops image 2
  • 2pk Thermal Short Sleeve Tops image 3
£20
M&S Collection

2pk Thermal Short Sleeve Tops

Extra warmth

Offer3pk Sumptuously Soft™ Thermal Socks
£10
M&S Collection

3pk Sumptuously Soft™ Thermal Socks

Extra warmth

Offer180 Denier Thermal Heatgen™ Plus Tights
£15
M&S Collection

180 Denier Thermal Heatgen™ Plus Tights

Extra warmth

Offer
  • 3pk Heatgen™ Seamless Toes Trainer Liners™ image 1
  • 3pk Heatgen™ Seamless Toes Trainer Liners™ image 2
£10
M&S Collection

3pk Heatgen™ Seamless Toes Trainer Liners™

Offer
  • Heatgen Plus™ Fleece Thermal Top image 1
  • Heatgen Plus™ Fleece Thermal Top image 2
  • Heatgen Plus™ Fleece Thermal Top image 3
  • Heatgen Plus™ Fleece Thermal Top image 4
  • Heatgen Plus™ Fleece Thermal Top image 5
  • Heatgen Plus™ Fleece Thermal Top image 6
  • Heatgen Plus™ Fleece Thermal Top image 7
£16
M&S Collection

Heatgen Plus™ Fleece Thermal Top

Extra warmth

  • Heatgen Plus™ Thermal Long Sleeve Top image 1
  • Heatgen Plus™ Thermal Long Sleeve Top image 2
  • Heatgen Plus™ Thermal Long Sleeve Top image 3
  • Heatgen Plus™ Thermal Long Sleeve Top image 4
  • Heatgen Plus™ Thermal Long Sleeve Top image 5
£15 - £16
M&S Collection

Heatgen Plus™ Thermal Long Sleeve Top

Extra warmth

Offer
  • Thermal Pointelle Leggings image 1
  • Thermal Pointelle Leggings image 2
  • Thermal Pointelle Leggings image 3
  • Thermal Pointelle Leggings image 4
£12.50
M&S Collection

Thermal Pointelle Leggings

Extra warmth

Offer
  • 2pk Heatgen™ Thermal Built-up Shoulder Vest image 1
  • 2pk Heatgen™ Thermal Built-up Shoulder Vest image 2
  • 2pk Heatgen™ Thermal Built-up Shoulder Vest image 3
  • 2pk Heatgen™ Thermal Built-up Shoulder Vest image 4
  • 2pk Heatgen™ Thermal Built-up Shoulder Vest image 5
  • 2pk Heatgen™ Thermal Built-up Shoulder Vest image 6
£16
M&S Collection

2pk Heatgen™ Thermal Built-up Shoulder Vest

Everyday warmth