Where are you browsing from today?

USA flag

US
EU / UK

Ethical Clothing
USA flag

Sustainable Women's Underwear

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

565 Products | Page 1 of 12 | On Sale Selected

Page 1 of 12 | On Sale Selected

Sort By:

Commissions may be paid to Ethical Clothing when purchasing items with our partner brands.
Granville Legging
Ten Tree
Granville Legging
  • 47.60
  • 68.00
Atlin Legging
Ten Tree
Atlin Legging
  • 62.40
  • 78.00
Granville Legging
Ten Tree
Granville Legging
  • 54.40
  • 68.00
Granville Legging
Ten Tree
Granville Legging
  • 47.60
  • 68.00
The Everyday Bra
Ten Tree
The Everyday Bra
  • 36.00
  • 45.00
Organic Cotton High Rise Legging
Ten Tree
Organic Cotton High Rise Legging
  • 24.00
  • 30.00
Granville Legging
Ten Tree
Granville Legging
  • 47.60
  • 68.00
Brooks Leggings
Jungmaven
Brooks Leggings
  • 78.00
  • 98.00
InMotion Longline Active Bra
Ten Tree
InMotion Longline Active Bra
  • 46.40
  • 58.00
Girlfriend Collective High-Rise Compressive Leggings - Outerworn
Outerknown
Girlfriend Collective High-Rise Compressive Leggings - Outerworn
  • 55.00
  • 68.00
InMotion Double Scoop Bra
Ten Tree
InMotion Double Scoop Bra
  • 46.40
  • 58.00
Elfin Bra
Ten Tree
Elfin Bra
  • 40.60
  • 58.00
InMotion Longline Active Bra
Ten Tree
InMotion Longline Active Bra
  • 46.40
  • 58.00
Organic Cotton Triangle Soft Bra in Aurora
Subset
Organic Cotton Triangle Soft Bra in Aurora
  • 31.00
  • 62.00
SALE Knickey Triangle Bralette in Cloud Nine
Knickey
SALE Knickey Triangle Bralette in Cloud Nine
  • 15.00
  • 48.00
Organic Cotton Mid-Rise Hipster Mystery 3-Pack
Knickey
Organic Cotton Mid-Rise Hipster Mystery 3-Pack
  • 20.00
  • 60.00
Slim Line Brief in Noir
Galamaar
Slim Line Brief in Noir
  • 90.00
  • 126.00
The Form Funnel-Neck Bodysuit | White
Everlane
The Form Funnel-Neck Bodysuit | White
  • 17.00
  • 58.00
Organic Cotton Mid-Rise Retro Brief in Petal
Subset
Organic Cotton Mid-Rise Retro Brief in Petal
  • 10.00
  • 20.00
Organic Cotton Tank Bralette in Peach
Subset
Organic Cotton Tank Bralette in Peach
  • 15.00
  • 48.00
High Kick Brief in Persimmon
Galamaar
High Kick Brief in Persimmon
  • 93.00
  • 124.00
Momo Midi Legging 19"
Groceries Apparel
Momo Midi Legging 19"
  • 73.50
  • 98.00
Moon Kiki Pleated Bra
Girlfriend Collective
Moon Kiki Pleated Bra
  • 17.40
  • 58.00
Simplicité - Cassiopée Lace - Black
Ode
Simplicité - Cassiopée Lace - Black
  • 41.10
  • 62.00
Strappy Sports Bra
Threads 4 Thought
Strappy Sports Bra
  • 30.00
  • 58.00
Organic Stretch Pocket Legging
Mate
Organic Stretch Pocket Legging
  • 86.00
  • 108.00
Monica Pocket High Rise 7/8 Legging 24"
Threads 4 Thought
Monica Pocket High Rise 7/8 Legging 24"
  • 29.00
  • 58.00
The Invisible Thong | Dark Tan
Everlane
The Invisible Thong | Dark Tan
  • 5.00
  • 18.00
SALE Knickey Triangle Bralette in Lunar
Knickey
SALE Knickey Triangle Bralette in Lunar
  • 15.00
  • 48.00
The Perform Legging® | Pear | Regular
Everlane
The Perform Legging® | Pear | Regular
  • 20.00
  • 68.00
Organic Cotton High-Rise Thong in Lunar
Subset
Organic Cotton High-Rise Thong in Lunar
  • 10.00
  • 20.00
Skinny Brief in Garnet
Galamaar
Skinny Brief in Garnet
  • 25.00
  • 115.00
Hipster - Lilac
Ode
Hipster - Lilac
  • 27.10
  • 44.60
The Perform Flare Legging | Navy
Everlane
The Perform Flare Legging | Navy
  • 29.00
  • 98.00
Christy Bodysuit, Regen Silk Noil Jersey, Natural
Ozma
Christy Bodysuit, Regen Silk Noil Jersey, Natural
  • 108.00
  • 148.00
SET Simplicité & Hipster - Dahlia Champagne
Ode
SET Simplicité & Hipster - Dahlia Champagne
  • 68.90
  • 107.20
Organic Cotton Low-Rise Thong in Petal
Knickey
Organic Cotton Low-Rise Thong in Petal
  • 10.00
  • 20.00
Crush Katie Crew Bodysuit
Girlfriend Collective
Crush Katie Crew Bodysuit
  • 23.40
  • 78.00
SALE Knickey Keyhole Bralette in Lunar
Subset
SALE Knickey Keyhole Bralette in Lunar
  • 15.00
  • 48.00
Organic Cotton Mid-Rise Retro Brief in Petal
Knickey
Organic Cotton Mid-Rise Retro Brief in Petal
  • 10.00
  • 20.00
SALE High-Rise Brief in Twilight
Knickey
SALE High-Rise Brief in Twilight
  • 10.00
  • 20.00
SALE Knickey Keyhole Bralette in Cloud Nine
Knickey
SALE Knickey Keyhole Bralette in Cloud Nine
  • 15.00
  • 48.00
The Perform Legging® | Black | Regular
Everlane
The Perform Legging® | Black | Regular
  • 20.00
  • 68.00
The Scoop Soft Bra: 2-Pack
Kent
The Scoop Soft Bra: 2-Pack
  • 104.00
  • 116.00
Organic Cotton Scoop Bralette
Knickey
Organic Cotton Scoop Bralette
  • 24.00
  • 48.00
Thalia Legging - Midnight Organic Rib
Vitamin A
Thalia Legging - Midnight Organic Rib
  • 48.00
  • 105.00
The Invisible High-Rise Thong | Plum Grey
Everlane
The Invisible High-Rise Thong | Plum Grey
  • 9.00
  • 18.00
The Cutaway Tank Bodysuit | Black | Thong
Everlane
The Cutaway Tank Bodysuit | Black | Thong
  • 14.00
  • 48.00

Filter By

Bras (169)
Leggings (118)
Lingerie (9)
Thongs (35)
Women (565)
All
Underwear (565)
All
Cotton (59)
Hemp (1)
Lyocell-Tencel (2)
Organic-Cotton (173)
Other (228)
Silk (9)
Sustainable-Synthetic (93)
Abysse (17)
Agolde (21)
Another Tomorrow (5)
Brook There (27)
Christy Dawn (24)
Cotopaxi (2)
Cuyana (4)
Duckworth (1)
Emerson Fry (1)
Everlane (108)
Fair Indigo (5)
Galamaar (121)
Girlfriend Collective (168)
Go Gently Nation (6)
Groceries Apparel (15)
Happy Earth (35)
Harvest And Mill (2)
Harvest & Mill (2)
Janji (7)
Jungmaven (11)
Kent (24)
Knickey (175)
Known Supply (33)
Loop Swim (7)
Loup Charmant (49)
Lovetrust (1)
Mara Hoffman (1)
Mate (48)
Miakoda (1)
Mightly (14)
Namuk (2)
Nu Swim (5)
Ode (76)
Outerknown (1)
Ozma (12)
Pansy (28)
Printfresh (18)
Re/Done (5)
Reformation (1)
Reprise (11)
Soor Ploom (4)
Subset (175)
Taylor Stitch (2)
Ten Tree (86)
Threads 4 Thought (111)
Toad And Co (1)
United By Blue (18)
Vitamin A (46)
Wama Underwear (4)
Wayre (5)
Whimsy And Row (2)
Yala (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