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

116 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 Thong | Pewter Green
Everlane
The Invisible High-Rise Thong | Pewter Green
  • 9.00
  • 18.00
High Kick Brief in Garnet
Galamaar
High Kick Brief in Garnet
  • 62.00
  • 124.00
The Bayberry Trunk in Mirage Palm
Taylor Stitch
The Bayberry Trunk in Mirage Palm
  • 50.40
  • 72.00
Curve Brief in Garnet
Galamaar
Curve Brief in Garnet
  • 59.00
  • 118.00
The Perform Legging® | Atlantic | Regular
Everlane
The Perform Legging® | Atlantic | Regular
  • 20.00
  • 68.00
The Perform Longline Bra | Beech
Everlane
The Perform Longline Bra | Beech
  • 17.00
  • 58.00
The Invisible High-Rise Thong | Plum Grey
Everlane
The Invisible High-Rise Thong | Plum Grey
  • 9.00
  • 18.00
The Perform Legging® | Pine | Regular
Everlane
The Perform Legging® | Pine | Regular
  • 20.00
  • 68.00
O-Ring Brief in Smoked Taupe
Galamaar
O-Ring Brief in Smoked Taupe
  • 50.00
  • 122.00
The Perform Flare Legging | Black
Everlane
The Perform Flare Legging | Black
  • 29.00
  • 98.00
Mika Bralette - Chambray EcoRib
Vitamin A
Mika Bralette - Chambray EcoRib
  • 60.00
  • 120.00
Slim Line Brief in Noir Zig
Galamaar
Slim Line Brief in Noir Zig
  • 93.00
  • 124.00
The Perform Flare Legging | Navy
Everlane
The Perform Flare Legging | Navy
  • 29.00
  • 98.00
High Kick Brief in Grappa
Galamaar
High Kick Brief in Grappa
  • 86.00
  • 124.00
Monica Crop Legging 21"
Threads 4 Thought
Monica Crop Legging 21"
  • 15.00
  • 48.00
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 Invisible High-Rise Hipster | Ocean Cavern
Everlane
The Invisible High-Rise Hipster | Ocean Cavern
  • 13.00
  • 18.00
The Perform Legging® | Pear | Regular
Everlane
The Perform Legging® | Pear | Regular
  • 20.00
  • 68.00
Mia Ring Brief in Ochre
Galamaar
Mia Ring Brief in Ochre
  • 62.00
  • 124.00
Noir Keep It Brief Bikini Bottom
Loop Swim
Noir Keep It Brief Bikini Bottom
  • 58.00
  • 68.00
Slim Line Brief in Noir
Galamaar
Slim Line Brief in Noir
  • 50.00
  • 126.00
Luxe Link Bralette Top - Cobalt ReLux
Vitamin A
Luxe Link Bralette Top - Cobalt ReLux
  • 65.00
  • 130.00
The Seamless Bra | Burnt Sugar
Everlane
The Seamless Bra | Burnt Sugar
  • 14.00
  • 35.00
The Perform Legging® | Pear | Ankle
Everlane
The Perform Legging® | Pear | Ankle
  • 20.00
  • 68.00
The Seamless Legging | Dusty Lavender
Everlane
The Seamless Legging | Dusty Lavender
  • 12.00
  • 58.00
The Seamless Legging | Burnt Sugar
Everlane
The Seamless Legging | Burnt Sugar
  • 15.00
  • 58.00
Slim Line Brief in Aurora
Galamaar
Slim Line Brief in Aurora
  • 35.00
  • 126.00
The Perform Legging® | Black | Ankle
Everlane
The Perform Legging® | Black | Ankle
  • 20.00
  • 68.00
The Anchor Trunk in Red Clay
Taylor Stitch
The Anchor Trunk in Red Clay
  • 50.40
  • 72.00
The Perform Bra® | Pine
Everlane
The Perform Bra® | Pine
  • 19.00
  • 38.00
Curve Brief in Grappa
Galamaar
Curve Brief in Grappa
  • 82.00
  • 118.00
Tie Brief in Sweet Jane
Galamaar
Tie Brief in Sweet Jane
  • 72.00
  • 124.00
Chemise Bra in Grappa
Galamaar
Chemise Bra in Grappa
  • 109.00
  • 156.00
Monica Crop Legging 21"
Threads 4 Thought
Monica Crop Legging 21"
  • 33.60
  • 48.00
Recycled Swim Trunk - 5"
United By Blue
Recycled Swim Trunk - 5"
  • 44.00
  • 88.00
The Seamless Legging | Acorn
Everlane
The Seamless Legging | Acorn
  • 15.00
  • 58.00
Curve Brief in Bisou
Galamaar
Curve Brief in Bisou
  • 59.00
  • 118.00
The Invisible Bra | Ocean Cavern
Everlane
The Invisible Bra | Ocean Cavern
  • 18.00
  • 35.00
The Perform Legging® | Black / Breen Floral | Ankle
Everlane
The Perform Legging® | Black / Breen Floral | Ankle
  • 23.00
  • 78.00
Upcycled Scoop Bralette Top - Ruby EcoTex
Vitamin A
Upcycled Scoop Bralette Top - Ruby EcoTex
  • 52.00
  • 65.00
The Perform Pocket Legging | Black
Everlane
The Perform Pocket Legging | Black
  • 23.00
  • 78.00
The Invisible Bra | Plum Grey
Everlane
The Invisible Bra | Plum Grey
  • 19.00
  • 35.00
Skinny Brief in Smoked Taupe
Galamaar
Skinny Brief in Smoked Taupe
  • 35.00
  • 115.00
O-Ring Brief in Sage
Galamaar
O-Ring Brief in Sage
  • 50.00
  • 124.00
Slim Line Brief in Eden
Galamaar
Slim Line Brief in Eden
  • 93.00
  • 124.00
The Bayberry Trunk in Sandbar
Taylor Stitch
The Bayberry Trunk in Sandbar
  • 52.00
  • 72.00
High Kick Brief in Zebre
Galamaar
High Kick Brief in Zebre
  • 62.00
  • 124.00

Filter By

Bras (75)
Leggings (45)
Lingerie (7)
Panties (1)
Stockings (5)
Thongs (19)
Kids (10)
Men (40)
Unisex (5)
Women (283)
Underwear (338)
All
Bamboo (1)
Cotton (77)
Lyocell-Tencel (23)
Organic-Cotton (5)
Silk (1)
Sustainable-Synthetic (231)
All
Anekdot Boutique (11)
Beaumont Organic (2)
Boob Design (1)
Colieco (32)
Colorful Standard (35)
Ecoalf (48)
I Love Lowie (1)
Isto (4)
Lanius (4)
Lovjoi (1)
Matona (11)
Olly (5)
Organic Basics (53)
Organic Zoo (1)
Planet Warrior (20)
Slugs And Snails (1)
Smafolk (2)
Swedish Stockings (92)
Thought (14)
Austria (11)
Germany (16)
Denmark (90)
Spain (48)
France (5)
United Kingdom (38)
Ireland (1)
Portugal (36)
Sweden (93)
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