Skip to content
HelpFind a store

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

Kids’ Blue Underwear

Our collection of kids’ blue underwear is packed with staple pieces. We’ve got cotton-rich boxers and briefs with plenty of stretch for maximum comfort and featuring fun prints and patterns. Browse ultra-comfy knickers and seamless shorts, alongside stretchy crop tops made from super-soft fabrics, ideal for active days. Sizing online is no problem, thanks to our hassle-free returns service

(1 applied)
  • Blue
  • Blue

There are 13 Items found

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

5pc Cotton Rich Trunks (5-16 Yrs)

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

5pk Pure Cotton Vests (2-14 Yrs)

£1.90 per item

5pk Cotton Rich Football Trunks (5-12 Yrs)
£11.50 - £12.50
M&S Collection

5pk Cotton Rich Football Trunks (5-12 Yrs)

5pk Cotton Rich Trunks (5-16 Yrs)
£11.50 - £12.50
M&S Collection

5pk Cotton Rich Trunks (5-16 Yrs)

5pk Pure Cotton Frozen™ Knickers (2-10 Yrs)
£9.50 - £10.50
M&S Collection

5pk Pure Cotton Frozen™ Knickers (2-10 Yrs)

5pk Cotton Rich Trunks (5-16 Yrs)
£11.50 - £12.50
M&S Collection

5pk Cotton Rich Trunks (5-16 Yrs)

From £2.30 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

7pk Pure Cotton Dinosaur Briefs (2-10 Yrs)
£9.50
M&S Collection

7pk Pure Cotton Dinosaur Briefs (2-10 Yrs)

3pk Pure Cotton Dinosaur & Plain Vests (2-8 Yrs)
£9.50
M&S Collection

3pk Pure Cotton Dinosaur & Plain Vests (2-8 Yrs)

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

5pk Cotton Rich Trunks (5-16 Yrs)

£1.90 per item

5pk Cotton Rich Lilo & Stitch™ Shorts (5-14 Yrs)
£9.50 - £10.50
M&S Collection

5pk Cotton Rich Lilo & Stitch™ Shorts (5-14 Yrs)

From £1.90 per item

7pk Pure Cotton Striped Star Briefs (2-8 Yrs)
£9.50
M&S Collection

7pk Pure Cotton Striped Star Briefs (2-8 Yrs)

7pk Cotton Rich Floral & Striped Shorts (5-16 Yrs)
£10.50 - £11.50
M&S Collection

7pk Cotton Rich Floral & Striped Shorts (5-16 Yrs)