Where are you browsing from today?

USA flag

US
EU / UK

Ethical Clothing
USA flag

Sustainable Sustainable-Synthetic Underwear

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

114 Products | Page 2 of 3 | On Sale Selected

Page 2 of 3 | On Sale Selected

Sort By:

Commissions may be paid to Ethical Clothing when purchasing items with our partner brands.
The Invisible High-Rise Hipster | Ocean Cavern
Everlane
The Invisible High-Rise Hipster | Ocean Cavern
  • 13.00
  • 18.00
The Perform Legging® | Atlantic | Regular
Everlane
The Perform Legging® | Atlantic | Regular
  • 20.00
  • 68.00
The Perform Pocket Legging | Black
Everlane
The Perform Pocket Legging | Black
  • 23.00
  • 78.00
Skinny Brief in Neue Blu
Galamaar
Skinny Brief in Neue Blu
  • 35.00
  • 115.00
Band Brief in Persimmon
Galamaar
Band Brief in Persimmon
  • 50.00
  • 122.00
The Seamless Legging | Dusty Lavender
Everlane
The Seamless Legging | Dusty Lavender
  • 12.00
  • 58.00
Band Brief in Cacao
Galamaar
Band Brief in Cacao
  • 50.00
  • 122.00
The Perform Longline Bra | Black
Everlane
The Perform Longline Bra | Black
  • 17.00
  • 58.00
The Seamless Legging | Acorn
Everlane
The Seamless Legging | Acorn
  • 15.00
  • 58.00
The Bayberry Trunk in Mirage Palm
Taylor Stitch
The Bayberry Trunk in Mirage Palm
  • 50.40
  • 72.00
The Anchor Trunk in Red Clay
Taylor Stitch
The Anchor Trunk in Red Clay
  • 50.40
  • 72.00
The Perform Flare Legging | Black
Everlane
The Perform Flare Legging | Black
  • 49.00
  • 98.00
Slim Line Brief in Noir
Galamaar
Slim Line Brief in Noir
  • 90.00
  • 126.00
The Invisible Bra | Ocean Cavern
Everlane
The Invisible Bra | Ocean Cavern
  • 18.00
  • 35.00
Moss Bralette Top - Creamsicle EcoRib
Vitamin A
Moss Bralette Top - Creamsicle EcoRib
  • 45.00
  • 100.00
Oceania Keep It Brief Bikini Bottom
Loop Swim
Oceania Keep It Brief Bikini Bottom
  • 48.00
  • 68.00
The Seamless Legging | Black
Everlane
The Seamless Legging | Black
  • 29.00
  • 58.00
Chemise Bra in Garnet
Galamaar
Chemise Bra in Garnet
  • 78.00
  • 156.00
The Perform Bra® | Atlantic
Everlane
The Perform Bra® | Atlantic
  • 19.00
  • 38.00
The Yuba Trunk in Olive Print
Taylor Stitch
The Yuba Trunk in Olive Print
  • 59.00
  • 88.00
The Yuba Trunk in Yellow Print
Taylor Stitch
The Yuba Trunk in Yellow Print
  • 39.00
  • 88.00
High Kick Brief in Zebre
Galamaar
High Kick Brief in Zebre
  • 62.00
  • 124.00
Curve Brief in Sweet Jane
Galamaar
Curve Brief in Sweet Jane
  • 59.00
  • 118.00
The Perform Flare Legging | Beech
Everlane
The Perform Flare Legging | Beech
  • 26.00
  • 88.00
The Perform Flare Legging | Navy
Everlane
The Perform Flare Legging | Navy
  • 29.00
  • 98.00
The Seamless Bra | Dusty Lavender
Everlane
The Seamless Bra | Dusty Lavender
  • 7.00
  • 35.00
Curve Brief in Garnet
Galamaar
Curve Brief in Garnet
  • 59.00
  • 118.00
Noir Keep It Brief Bikini Bottom
Loop Swim
Noir Keep It Brief Bikini Bottom
  • 58.00
  • 68.00
The Seamless Legging | Burnt Sugar
Everlane
The Seamless Legging | Burnt Sugar
  • 15.00
  • 58.00
The Perform Legging® | Black | Regular
Everlane
The Perform Legging® | Black | Regular
  • 20.00
  • 68.00
Curve Brief in Zebre
Galamaar
Curve Brief in Zebre
  • 94.00
  • 118.00
The Bayberry Trunk in Sandbar
Taylor Stitch
The Bayberry Trunk in Sandbar
  • 52.00
  • 72.00
Kai - Dune | Activewear Bodysuit
Abysse
Kai - Dune | Activewear Bodysuit
  • 120.00
  • 240.00
The Invisible Bra | Plum Grey
Everlane
The Invisible Bra | Plum Grey
  • 19.00
  • 35.00
O-Ring Brief in Cacao
Galamaar
O-Ring Brief in Cacao
  • 50.00
  • 125.00
Slim Line Brief in Sienna Daisy
Galamaar
Slim Line Brief in Sienna Daisy
  • 86.00
  • 126.00
The Perform Legging® | Black / Breen Floral | Regular
Everlane
The Perform Legging® | Black / Breen Floral | Regular
  • 23.00
  • 78.00
Art Deco Keep It Brief Bikini Bottom
Loop Swim
Art Deco Keep It Brief Bikini Bottom
  • 48.00
  • 68.00
The Perform Legging® | Atlantic | Ankle
Everlane
The Perform Legging® | Atlantic | Ankle
  • 20.00
  • 68.00
Tie Brief in Bisou
Galamaar
Tie Brief in Bisou
  • 62.00
  • 124.00
High Kick Brief in Persimmon
Galamaar
High Kick Brief in Persimmon
  • 93.00
  • 124.00
Band Brief in Sage
Galamaar
Band Brief in Sage
  • 50.00
  • 122.00
The Perform Bra® | Cocoa
Everlane
The Perform Bra® | Cocoa
  • 19.00
  • 38.00
The Seamless Bra | Acorn
Everlane
The Seamless Bra | Acorn
  • 11.00
  • 35.00
High Kick Brief in Lido
Galamaar
High Kick Brief in Lido
  • 93.00
  • 124.00
Monica Crop Legging 21"
Threads 4 Thought
Monica Crop Legging 21"
  • 33.60
  • 48.00
Coral Deco Keep It Brief Bikini Bottom
Loop Swim
Coral Deco Keep It Brief Bikini Bottom
  • 48.00
  • 68.00
Slim Line Brief in Aquarius
Galamaar
Slim Line Brief in Aquarius
  • 93.00
  • 124.00

Filter By

Bras (21)
Leggings (25)
Lingerie (1)
Men (11)
Unisex (1)
Women (102)
Underwear (114)
All
Cotton (2)
Organic-Cotton (9)
Sustainable-Synthetic (103)
All
Abysse (2)
Duckworth (1)
Everlane (52)
Galamaar (121)
Janji (2)
Loop Swim (7)
Namuk (4)
Outerknown (18)
Taylor Stitch (5)
Threads 4 Thought (2)
United By Blue (18)
Vitamin A (10)
Wama Underwear (1)
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