Where are you browsing from today?

USA flag

US
EU / UK

Ethical Clothing
USA flag

Sustainable Kids Underwear

Shop for kids underwear from the top ethical and sustainable clothing brands in the United States

252 Products | Page 1 of 6

Page 1 of 6

Sort By:

Commissions may be paid to Ethical Clothing when purchasing items with our partner brands.
Dip swim trunks
Namuk
Dip swim trunks
  • 35.00
Dip swim trunks "Tittles"
Namuk
Dip swim trunks "Tittles"
  • 39.00
Dip swim trunks "Tittles"
Namuk
Dip swim trunks "Tittles"
  • 39.00
Dip swim trunks "Petsies"
Namuk
Dip swim trunks "Petsies"
  • 39.00
Sova Merino leggings
Namuk
Sova Merino leggings
  • 49.00
Leggings - High Seas Navy
Winter Water Factory
Leggings - High Seas Navy
  • 32.00
Rainbow Star Legging
Mightly
Rainbow Star Legging
  • 15.00
bloomers | dusty lavender
Figge
bloomers | dusty lavender
  • 7.00
  • 31.00
Bloomers - Double Decker Buses Red
Winter Water Factory
Bloomers - Double Decker Buses Red
  • 14.50
  • 29.00
Bloomers - Turtles Green
Winter Water Factory
Bloomers - Turtles Green
  • 20.30
  • 29.00
Bloomers - Hippos Grey
Winter Water Factory
Bloomers - Hippos Grey
  • 20.30
  • 29.00
Bandana Leggings - FINAL SALE
Mightly
Bandana Leggings - FINAL SALE
  • 10.00
  • 15.00
Sharky Swim Trunk
Mightly
Sharky Swim Trunk
  • 20.00
Bloomers - Bees Blue
Winter Water Factory
Bloomers - Bees Blue
  • 29.00
New Without Tags Leggings size: 8 Years
Mightly
New Without Tags Leggings size: 8 Years
  • 19.00
Safari Swim Trunk
Mightly
Safari Swim Trunk
  • 24.00
Ombre Shooting Star Legging - FINAL SALE
Mightly
Ombre Shooting Star Legging - FINAL SALE
  • 10.00
  • 15.00
Organic Cotton Reinforced Knee Legging 2-Pack
Mightly
Organic Cotton Reinforced Knee Legging 2-Pack
  • 36.95
Kids Organic Cotton Leggings 3 Pack. No Reinforced Knee
Mightly
Kids Organic Cotton Leggings 3 Pack. No Reinforced Knee
  • 43.95
Bloomers - Corals Blue
Winter Water Factory
Bloomers - Corals Blue
  • 20.30
  • 29.00
New Without Tags Boxers size: 6-14 Years
Mightly
New Without Tags Boxers size: 6-14 Years
  • 15.00
Leggings - Silly Geese Blue
Winter Water Factory
Leggings - Silly Geese Blue
  • 32.00
New Without Tags Bralette size: 6Y - 14 Years
Mightly
New Without Tags Bralette size: 6Y - 14 Years
  • 15.00
Leggings - Dog Parade Blue
Winter Water Factory
Leggings - Dog Parade Blue
  • 32.00
Leggings - Squirrels Forest Green
Winter Water Factory
Leggings - Squirrels Forest Green
  • 19.20
  • 32.00
Organic Cotton Girls Bras 3 Pack: Comfortable Bralettes
Mightly
Organic Cotton Girls Bras 3 Pack: Comfortable Bralettes
  • 34.95
Leggings - Taxi Cabs Yellow
Winter Water Factory
Leggings - Taxi Cabs Yellow
  • 19.20
  • 32.00
GOTS Certified Organic Cotton Long Sleeve Bodysuit - Aztec Pony
Tonle
GOTS Certified Organic Cotton Long Sleeve Bodysuit - Aztec Pony
  • 24.00
Leggings - Tomato Vines Red & Yellow
Winter Water Factory
Leggings - Tomato Vines Red & Yellow
  • 32.00
Leggings - Animal Tapestry Delft Blue
Winter Water Factory
Leggings - Animal Tapestry Delft Blue
  • 32.00
Leggings - Wildcats Lake Blue
Winter Water Factory
Leggings - Wildcats Lake Blue
  • 32.00
Tiger Tech Legging - FINAL SALE
Mightly
Tiger Tech Legging - FINAL SALE
  • 10.00
  • 20.00
Striped Smiley Legging
Mightly
Striped Smiley Legging
  • 15.00
Playa Swim Trunk
Mightly
Playa Swim Trunk
  • 24.00
New Without Tags Underwear size: 6-14 years
Mightly
New Without Tags Underwear size: 6-14 years
  • 18.00
New Without Tags Leggings size: 2-5T
Mightly
New Without Tags Leggings size: 2-5T
  • 19.00
Lottie Bloomer, Ric Rac Print, Pansy, Size 5
Soor Ploom
Lottie Bloomer, Ric Rac Print, Pansy, Size 5
  • 87.00
New Without Tags Leggings size: 6Y - 14 Years
Mightly
New Without Tags Leggings size: 6Y - 14 Years
  • 11.00
Leopard 2-Fer Bodysuit
Mightly
Leopard 2-Fer Bodysuit
  • 20.00
Stretch Legging
Soor Ploom
Stretch Legging
  • 64.00
New Without Tags Boxers size: 6-14 Years
Mightly
New Without Tags Boxers size: 6-14 Years
  • 15.00
Organic Cotton Long Sleeve Bodysuit - Cosmic Star
Tonle
Organic Cotton Long Sleeve Bodysuit - Cosmic Star
  • 24.00
Sunset Kanga 2-Fer Bodysuit
Mightly
Sunset Kanga 2-Fer Bodysuit
  • 20.00
Collegien Lettuce-trim Ribbed Footless Tights - taupe
Go Gently Nation
Collegien Lettuce-trim Ribbed Footless Tights - taupe
  • 34.00
Bloomers - Solid Scarlet Red
Winter Water Factory
Bloomers - Solid Scarlet Red
  • 23.20
  • 29.00
Organic Cotton Underwear - Boy Cut
Go Gently Nation
Organic Cotton Underwear - Boy Cut
  • 17.00
Organic Cotton Underwear - Boy cut
Go Gently Nation
Organic Cotton Underwear - Boy cut
  • 16.00
bloomers | rosebud
Figge
bloomers | rosebud
  • 7.00
  • 31.00

Filter By

Boxer-shorts (1)
Leggings (51)
Panties (2)
Kids (127)
All
Underwear (127)
All
Bamboo (10)
Cotton (3)
Organic-Cotton (82)
Other (17)
Sustainable-Synthetic (5)
Wool (10)
Ecoalf (1)
Hessnatur (8)
I Love Lowie (1)
Le Slibard (1)
Mainio (1)
Matona (8)
Mini Rodini (26)
One We Like (8)
Organic Zoo (50)
Pigeon Organics (42)
Slugs And Snails (5)
Smafolk (165)
Austria (8)
Germany (3)
Denmark (77)
Finland (1)
United Kingdom (30)
Sweden (8)
Sales only
Ethical Clothing Logo Be the first to know when North America's top ethical brands are on sale, sign up to our newsletter here