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Boys' Underwear

Explore our latest collection of boys' underwear at Marks & Spencer. Each piece is designed with soft fabrics and careful stitching to ensure maximum comfort and long-lasting wear. From classic cotton briefs to playful patterned boxers, our range ensures a snug fit and durability, ideal for active boys.

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49 Items
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49 Items
5 Pack Cotton Rich Patterned Trunks (5-16 Yrs) New in
5 Pack Cotton Rich Patterned Trunks (5-16 Yrs)

5 Pack Cotton Rich Patterned Trunks (5-16 Yrs)

T715002E
SAR 90.00
4 Pack Pure Cotton Short Sleeve Vests (2-14 Yrs) Bestseller
M&S
4 Pack Pure Cotton Short Sleeve Vests (2-14 Yrs)

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

T711409V
SAR 70.00
5pk Pure Cotton Vests (2-14 Yrs) Bestseller
M&S
5pk Pure Cotton Vests (2-14 Yrs)

5pk Pure Cotton Vests (2-14 Yrs)

T711406V
SAR 70.00
5 Pack Pure Cotton Spider-Man™ Briefs (2-8 Yrs)
M&S
5 Pack Pure Cotton Spider-Man™ Briefs (2-8 Yrs)

5 Pack Pure Cotton Spider-Man™ Briefs (2-8 Yrs)

T715861D
SAR 70.00
5 Pack Pure Cotton Plain Vests (2-14 Yrs)
M&S
5 Pack Pure Cotton Plain Vests (2-14 Yrs)

5 Pack Pure Cotton Plain Vests (2-14 Yrs)

T711480V
SAR 70.00
4 Pack Pure Cotton Short Sleeve Vests (2-14 Yrs)
M&S
4 Pack Pure Cotton Short Sleeve Vests (2-14 Yrs)

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

T711481V
SAR 70.00
2 Pack Heatgen™ Thermal Tops (2-14 Yrs)
M&S
2 Pack Heatgen™ Thermal Tops (2-14 Yrs)

2 Pack Heatgen™ Thermal Tops (2-14 Yrs)

T714017T
SAR 85.00
Avengers™ Thermal Set (2-12 Yrs)
M&S
Avengers™ Thermal Set (2-12 Yrs)

Avengers™ Thermal Set (2-12 Yrs)

T714015T
SAR 110.00
5 Pack Pure Cotton Vests (2-14 Yrs)
M&S
5 Pack Pure Cotton Vests (2-14 Yrs)

5 Pack Pure Cotton Vests (2-14 Yrs)

T711483V
SAR 65.00
5 Pack Cotton with Stretch Trunks (5-16 Yrs)
M&S
5 Pack Cotton with Stretch Trunks (5-16 Yrs)

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

T711313V
SAR 70.00
5 Pack Cotton with Stretch Trunks (5-16 Yrs) Bestseller
M&S
5 Pack Cotton with Stretch Trunks (5-16 Yrs)

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

T711454V
SAR 70.00
10 Pack Pure Cotton Stripes & Solids Briefs (2-14 Yrs)
M&S
10 Pack Pure Cotton Stripes & Solids Briefs (2-14 Yrs)

10 Pack Pure Cotton Stripes & Solids Briefs (2-14 Yrs)

T711471V
SAR 65.00
5 Pack Cotton Rich Striped Trunks (5-16 Yrs)
M&S
5 Pack Cotton Rich Striped Trunks (5-16 Yrs)

5 Pack Cotton Rich Striped Trunks (5-16 Yrs)

T715898D
SAR 90.00
2 Pack Thermal Leggings (2-14 Yrs)
M&S
2 Pack Thermal Leggings (2-14 Yrs)

2 Pack Thermal Leggings (2-14 Yrs)

T714018T
SAR 85.00
2 colours available
5pk Pure Cotton Avengers™ Briefs (2-8 Yrs)
M&S
5pk Pure Cotton Avengers™ Briefs (2-8 Yrs)

5pk Pure Cotton Avengers™ Briefs (2-8 Yrs)

T715897D
SAR 70.00
3 Pack Cotton Rich Spider-Man™ Trunks(3-10 Yrs)
M&S
3 Pack Cotton Rich Spider-Man™ Trunks(3-10 Yrs)

3 Pack Cotton Rich Spider-Man™ Trunks(3-10 Yrs)

T715890D
SAR 90.00
5 Pack Cotton with Stretch Gaming Trunks (5-16 Yrs)
M&S
5 Pack Cotton with Stretch Gaming Trunks (5-16 Yrs)

5 Pack Cotton with Stretch Gaming Trunks (5-16 Yrs)

T715003E
SAR 90.00
7 Pack Pure Cotton Animal Briefs (18 Mths-14 Yrs)
M&S
7 Pack Pure Cotton Animal Briefs (18 Mths-14 Yrs)

7 Pack Pure Cotton Animal Briefs (18 Mths-14 Yrs)

T715007Y
SAR 65.00
7 Pack Pure Cotton Boats & Striped Briefs (18 Mths-14 Yrs)
M&S
7 Pack Pure Cotton Boats & Striped Briefs (18 Mths-14 Yrs)

7 Pack Pure Cotton Boats & Striped Briefs (18 Mths-14 Yrs)

T715003Y
SAR 65.00
5 Pack Cotton Rich Football Trunks (5-16 Yrs)
M&S
5 Pack Cotton Rich Football Trunks (5-16 Yrs)

5 Pack Cotton Rich Football Trunks (5-16 Yrs)

T715001E
SAR 90.00
5 Pack Cotton with Stretch Plain Trunks (5-16 Yrs) Back to School
M&S
5 Pack Cotton with Stretch Plain Trunks (5-16 Yrs)

5 Pack Cotton with Stretch Plain Trunks (5-16 Yrs)

T711451V
SAR 70.00
5 Pack Pure Cotton Bluey™ Briefs (2-8 Yrs)
M&S
5 Pack Pure Cotton Bluey™ Briefs (2-8 Yrs)

5 Pack Pure Cotton Bluey™ Briefs (2-8 Yrs)

T715895D
SAR 70.00
7 Pack Pure Cotton Sports Print Briefs (18 Mths-14 Yrs)
M&S
7 Pack Pure Cotton Sports Print Briefs (18 Mths-14 Yrs)

7 Pack Pure Cotton Sports Print Briefs (18 Mths-14 Yrs)

T715006Y
SAR 65.00
5 Pack Pure Cotton Plain Vests (2-14 Yrs)
M&S
5 Pack Pure Cotton Plain Vests (2-14 Yrs)

5 Pack Pure Cotton Plain Vests (2-14 Yrs)

T711477V
SAR 65.00
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