Where are you browsing from today?

USA flag

US
EU / UK

Ethical Clothing
USA flag

Sustainable Underwear

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

705 Products | Page 2 of 15 | On Sale Selected

Page 2 of 15 | On Sale Selected

Sort By:

Commissions may be paid to Ethical Clothing when purchasing items with our partner brands.
Elena High Rise 7/8 Legging
Threads 4 Thought
Elena High Rise 7/8 Legging
  • 40.60
  • 58.00
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
Organic Cotton Women's Underwear Starter Set in Quartz
Knickey
Organic Cotton Women's Underwear Starter Set in Quartz
  • 85.00
  • 100.00
The Perform 24/7 Legging | Burnt Sugar | 25" Inseam
Everlane
The Perform 24/7 Legging | Burnt Sugar | 25" Inseam
  • 20.00
  • 68.00
Bloomers - Turtles Green
Winter Water Factory
Bloomers - Turtles Green
  • 20.30
  • 29.00
Organic Cotton Tank Bralette in Carbon
Knickey
Organic Cotton Tank Bralette in Carbon
  • 15.00
  • 48.00
Halter Bodysuit | Black
Another Tomorrow
Halter Bodysuit | Black
  • 116.00
  • 290.00
SALE Knickey Keyhole Bralette in Cacao
Knickey
SALE Knickey Keyhole Bralette in Cacao
  • 15.00
  • 48.00
Bloomers - Hippos Grey
Winter Water Factory
Bloomers - Hippos Grey
  • 20.30
  • 29.00
Black Pixy Bra
Brook There
Black Pixy Bra
  • 58.00
  • 78.00
The Form Square-Neck Bodysuit | Deep Taupe
Everlane
The Form Square-Neck Bodysuit | Deep Taupe
  • 17.00
  • 58.00
Bandana Leggings - FINAL SALE
Mightly
Bandana Leggings - FINAL SALE
  • 10.00
  • 15.00
Organic Cotton High-Rise Brief in Petal
Subset
Organic Cotton High-Rise Brief in Petal
  • 10.00
  • 20.00
Simplicité Bralette - Lilac
Ode
Simplicité Bralette - Lilac
  • 48.00
  • 68.90
The Perform Legging® | Pine | Ankle
Everlane
The Perform Legging® | Pine | Ankle
  • 20.00
  • 68.00
Hipster - Lilac
Ode
Hipster - Lilac
  • 27.10
  • 44.60
The Seamless Bra | Black
Everlane
The Seamless Bra | Black
  • 14.00
  • 35.00
Ombre Shooting Star Legging - FINAL SALE
Mightly
Ombre Shooting Star Legging - FINAL SALE
  • 10.00
  • 15.00
Lips Legging - FINAL SALE
Mightly
Lips Legging - FINAL SALE
  • 10.00
  • 15.00
Navy Sun Up Swim Trunk
Taylor Stitch
Navy Sun Up Swim Trunk
  • 50.00
  • 65.00
Organic Cotton Low-Rise Thong in Cloud Nine
Subset
Organic Cotton Low-Rise Thong in Cloud Nine
  • 10.00
  • 20.00
SET Simplicité & Hipster - Night Blue
Ode
SET Simplicité & Hipster - Night Blue
  • 68.90
  • 107.20
The Invisible High-Rise Thong | Ocean Cavern
Everlane
The Invisible High-Rise Thong | Ocean Cavern
  • 10.00
  • 18.00
Lunette Sports Bra
Threads 4 Thought
Lunette Sports Bra
  • 23.52
  • 48.00
Baby Leggings - Space Charcoal
Winter Water Factory
Baby Leggings - Space Charcoal
  • 19.60
  • 28.00
The Form Ballet Bodysuit | White
Everlane
The Form Ballet Bodysuit | White
  • 20.00
  • 68.00
Monica High Rise Full Length Legging 26"
Threads 4 Thought
Monica High Rise Full Length Legging 26"
  • 33.60
  • 48.00
The Invisible High-Rise Thong | Pewter Green
Everlane
The Invisible High-Rise Thong | Pewter Green
  • 9.00
  • 18.00
Neo Keep It Brief Bikini Bottom
Loop Swim
Neo Keep It Brief Bikini Bottom
  • 48.00
  • 68.00
Organic Cotton Scoop Bralette in Lunar
Knickey
Organic Cotton Scoop Bralette in Lunar
  • 24.00
  • 48.00
Bloomers - Corals Blue
Winter Water Factory
Bloomers - Corals Blue
  • 20.30
  • 29.00
Organic Cotton Tank Bralette in Cloud Nine
Knickey
Organic Cotton Tank Bralette in Cloud Nine
  • 15.00
  • 48.00
Seamed Legging | Aubergine
Another Tomorrow
Seamed Legging | Aubergine
  • 116.00
  • 290.00
The Supima® Boxer | Uniform | Deep Navy
Everlane
The Supima® Boxer | Uniform | Deep Navy
  • 14.00
  • 24.00
Gumdrop Amelia V-Neck Bodysuit
Girlfriend Collective
Gumdrop Amelia V-Neck Bodysuit
  • 23.40
  • 78.00
The Perform Bra® | Pine
Everlane
The Perform Bra® | Pine
  • 19.00
  • 38.00
Christy Bodysuit, Regen Silk Noil Jersey, Manzanita
Ozma
Christy Bodysuit, Regen Silk Noil Jersey, Manzanita
  • 108.00
  • 148.00
The Long-Sleeve Supima® Square-Neck Bodysuit | Dark Sage | Thong
Everlane
The Long-Sleeve Supima® Square-Neck Bodysuit | Dark Sage | Thong
  • 23.00
  • 45.00
SALE Knickey Triangle Bralette in Cacao
Subset
SALE Knickey Triangle Bralette in Cacao
  • 15.00
  • 48.00
Organic Cotton Scoop Bralette in Peach
Knickey
Organic Cotton Scoop Bralette in Peach
  • 24.00
  • 48.00
Leggings - Squirrels Forest Green
Winter Water Factory
Leggings - Squirrels Forest Green
  • 19.20
  • 32.00
Organic Cotton Mid-Rise Hipster in Lunar
Knickey
Organic Cotton Mid-Rise Hipster in Lunar
  • 15.00
  • 20.00
Ursula Bralette Top - Dream Blue SuperRib
Vitamin A
Ursula Bralette Top - Dream Blue SuperRib
  • 45.00
  • 115.00
Hawkins Bodysuit - Canopy
Abysse
Hawkins Bodysuit - Canopy
  • 140.00
  • 200.00
SALE Knickey Triangle Bralette in Lunar
Subset
SALE Knickey Triangle Bralette in Lunar
  • 15.00
  • 48.00
Simplicité Bralette - Night Blue
Ode
Simplicité Bralette - Night Blue
  • 48.00
  • 68.90
Rita Pocket High Rise 7/8 Sport Legging 24"
Threads 4 Thought
Rita Pocket High Rise 7/8 Sport Legging 24"
  • 54.60
  • 78.00

Filter By

Boxer-shorts (2)
Bras (117)
Leggings (200)
Lingerie (9)
Thongs (49)
Baby (26)
Kids (93)
Men (65)
Unisex (4)
Women (517)
Underwear (705)
All
Bamboo (4)
Cotton (88)
Lyocell-Tencel (3)
Organic-Cotton (266)
Other (222)
Silk (12)
Sustainable-Synthetic (105)
Wool (5)
A Day (1)
Vitamin A (47)
Cotopaxi (2)
Cuyana (7)
Namuk (7)
Re/Done (3)
Knickey (175)
We-Ar4 (1)
Pansy (29)
Yala (8)
Loop Swim (7)
Crann (3)
Reprise (11)
Everlane (148)
Duckworth (5)
Threads 4 Thought (92)
Printfresh (37)
Tonle (7)
Harvest & Mill (4)
Mate (47)
Miakoda (1)
Winter Water Factory (143)
Lovetrust (1)
Nu Swim (5)
Loup Charmant (42)
Taylor Stitch (17)
Christy Dawn (32)
Abysse (19)
United By Blue (18)
Kent (28)
Seek Collective (1)
Mara Hoffman (1)
Emerson Fry (1)
Groceries Apparel (15)
Figge (5)
Wayre (5)
Jungmaven (11)
Toad And Co (1)
Harvest And Mill (4)
Hello Jackalo (1)
Girlfriend Collective (102)
Outerknown (45)
Nui (1)
Ten Tree (89)
Subset (173)
Agolde (15)
Janji (8)
Ode (76)
Ozma (12)
Soor Ploom (17)
Another Tomorrow (5)
Wama Underwear (6)
Brook There (42)
Fair Indigo (5)
Reformation (13)
Known Supply (33)
This Is J (5)
Go Gently Nation (20)
Galamaar (150)
Mightly (120)
Happy Earth (35)
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