Skip to content
  • Spring style: shop our TV ad
  • See what’s just arrived
  • Elizabeth Arden's retinol masterclass
HelpFind a store

Sign in or create an account:

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

Free delivery when you spend £60
Free returns for online orders
Free store collection

School Underwear

Our school uniform underwear collection is packed full of comfortable staples. We’ve got pure cotton trunks that are both soft and breathable, as well as days-of-the-week knickers with elastic waists. Vests make for the perfect under layer when it’s chilly, while crop tops are seam-free and discreet beneath shirts. Be ready for the school year with free delivery over £60

  • Colour with 4 options
  • Brand with 2 options
  • Multipack with 4 options

There are 17 Items found

3pk Heavy Absorbency Period Low Rise Shorts
£16
M&S Collection

3pk Heavy Absorbency Period Low Rise Shorts

£6.67 per pair

3pk Heavy Absorbency High Leg Period Knickers
£16
M&S Collection

3pk Heavy Absorbency High Leg Period Knickers

£6.67 per pair

3pk Heavy Absorbency Period Bikini Knickers
£16
M&S Collection

3pk Heavy Absorbency Period Bikini Knickers

£6.67 per pair

3pk Cotton Rich with Lycra® Trunks (6-16 Yrs)
£10
M&S Collection

3pk Cotton Rich with Lycra® Trunks (6-16 Yrs)

£3.33 per item

5pk Cotton Rich Trunks (5-16 Yrs)
£9.50
M&S Collection

5pk Cotton Rich Trunks (5-16 Yrs)

£1.90 per item

2pk Super Heavy Absorbency Period Knickers
£16
M&S Collection

2pk Super Heavy Absorbency Period Knickers

5pk Cotton with Stretch Trunks (5-16 Yrs)
£9.50
M&S Collection

5pk Cotton with Stretch Trunks (5-16 Yrs)

£1.90 per item

2pk Heatgen™ Thermal Vests (2-14 Yrs)
£12 - £13
M&S Collection

2pk Heatgen™ Thermal Vests (2-14 Yrs)

From £6 per item

5pk Pure Cotton Vests (2-14 Yrs)
£9.50
M&S Collection

5pk Pure Cotton Vests (2-14 Yrs)

£1.90 per item

3pk Cotton with Stretch Trunks (8-16 Yrs)
Online Only
£22
JACK & JONES JUNIOR

3pk Cotton with Stretch Trunks (8-16 Yrs)

5pk Cotton Rich Trunks (8-16 yrs)
Online Only
£30
JACK & JONES JUNIOR

5pk Cotton Rich Trunks (8-16 yrs)

2pk Heatgen™ Thermal Vests (2-14 Yrs)
£12 - £13
M&S Collection

2pk Heatgen™ Thermal Vests (2-14 Yrs)

From £6 per item

3 Pack Cotton Rich Trunks (8-16 Yrs)
Online Only
£22
JACK & JONES JUNIOR

3 Pack Cotton Rich Trunks (8-16 Yrs)

5pk Cotton Rich Trunks (2-16 Yrs)
£9.50
M&S Collection

5pk Cotton Rich Trunks (2-16 Yrs)

£1.90 per item

4pk Pure Cotton Short Sleeve Vests (2-14 Yrs)
£9.50
M&S Collection

4pk Pure Cotton Short Sleeve Vests (2-14 Yrs)

£2.38 per item

5pk Cotton with Stretch Trunks
Online Only
£30
JACK & JONES JUNIOR

5pk Cotton with Stretch Trunks

2pk Seamfree Cropped Tops (9-16 Yrs)
£8
M&S Collection

2pk Seamfree Cropped Tops (9-16 Yrs)

£4 per item