Where are you browsing from today?

USA flag

US
EU / UK

Ethical Clothing
USA flag

Sustainable Men's Underwear

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

136 Products | Page 2 of 3

Page 2 of 3

Sort By:

Commissions may be paid to Ethical Clothing when purchasing items with our partner brands.
Nomadic Trunk - Outerworn
Outerknown
Nomadic Trunk - Outerworn
  • 37.00
  • 58.00
Tasty Scallop Trunks - Outerworn
Outerknown
Tasty Scallop Trunks - Outerworn
  • 64.00
  • 128.00
APEX Evolution Trunk by Kelly Slater
Outerknown
APEX Evolution Trunk by Kelly Slater
  • 168.00
Men's Vapor Brief
Duckworth
Men's Vapor Brief
  • 45.00
Nomadic Volley
Outerknown
Nomadic Volley
  • 39.00
  • 78.00
APEX Evolution Trunk by Kelly Slater 17"
Outerknown
APEX Evolution Trunk by Kelly Slater 17"
  • 101.00
  • 168.00
Nomadic Volley - Outerworn
Outerknown
Nomadic Volley - Outerworn
  • 35.00
  • 78.00
Tasty Scallop Trunks - Outerworn
Outerknown
Tasty Scallop Trunks - Outerworn
  • 60.00
  • 128.00
Boxer Brief
Jungmaven
Boxer Brief
  • 48.00
APEX Trunks by Kelly Slater - Outerworn
Outerknown
APEX Trunks by Kelly Slater - Outerworn
  • 118.00
  • 145.00
Nomadic Stretch Trunks - Outerworn
Outerknown
Nomadic Stretch Trunks - Outerworn
  • 35.00
  • 98.00
Mens Boxer
This Is J
Mens Boxer
  • 41.10
APEX Trunks By Kelly Slater - Outerworn
Outerknown
APEX Trunks By Kelly Slater - Outerworn
  • 100.00
  • 145.00
Apex Trunks by Kelly Slater - Outerworn
Outerknown
Apex Trunks by Kelly Slater - Outerworn
  • 85.00
  • 145.00
Men's Comet Legging
Duckworth
Men's Comet Legging
  • 139.00
APEX Evolution Trunk by Kelly Slater
Outerknown
APEX Evolution Trunk by Kelly Slater
  • 168.00
APEX Evolution Trunk by Kelly Slater 17"
Outerknown
APEX Evolution Trunk by Kelly Slater 17"
  • 168.00
APEX Evolution Trunk by Kelly Slater
Outerknown
APEX Evolution Trunk by Kelly Slater
  • 84.00
  • 168.00
APEX Evolution Trunk by Kelly Slater
Outerknown
APEX Evolution Trunk by Kelly Slater
  • 168.00
The 5" Boxer Brief
Ten Tree
The 5" Boxer Brief
  • 40.00
Apex Trunks by Kelly Slater - Outerworn
Outerknown
Apex Trunks by Kelly Slater - Outerworn
  • 85.00
  • 145.00
All Time Scallop Trunks
Outerknown
All Time Scallop Trunks
  • 98.00
M's Trail Tight
Janji
M's Trail Tight
  • 108.00
Mens Boxer
This Is J
Mens Boxer
  • 41.10
Apex Trunks by Kelly Slater - Outerworn
Outerknown
Apex Trunks by Kelly Slater - Outerworn
  • 70.00
  • 125.00
Nomadic Stretch Trunks - Outerworn
Outerknown
Nomadic Stretch Trunks - Outerworn
  • 64.00
  • 98.00
Surf Ranch Apex Trunks by Kelly Slater - Outerworn
Outerknown
Surf Ranch Apex Trunks by Kelly Slater - Outerworn
  • 135.00
  • 155.00
All Time Scallop Trunks
Outerknown
All Time Scallop Trunks
  • 98.00
Apex Trunks By Kelly Slater - Outerworn
Outerknown
Apex Trunks By Kelly Slater - Outerworn
  • 110.00
  • 145.00
APEX Trunks by Kelly Slater - Outerworn
Outerknown
APEX Trunks by Kelly Slater - Outerworn
  • 75.00
  • 145.00
Organic Cotton Mid-Rise Shortie in Carbon
Knickey
Organic Cotton Mid-Rise Shortie in Carbon
  • 20.00
Organic Cotton Mid-Rise Brief Mystery 3-Pack
Knickey
Organic Cotton Mid-Rise Brief Mystery 3-Pack
  • 20.00
  • 60.00
Organic Cotton Mid-Rise Brief in Lunar
Knickey
Organic Cotton Mid-Rise Brief in Lunar
  • 10.00
  • 20.00
Hemp Celys Boxers
Wama Underwear
Hemp Celys Boxers
  • 38.00
Organic Cotton Mid-Rise Retro Brief in Petal
Knickey
Organic Cotton Mid-Rise Retro Brief in Petal
  • 10.00
  • 20.00
Hemp Boxers
Wama Underwear
Hemp Boxers
  • 32.00
Hemp Trunks Underwear
Wama Underwear
Hemp Trunks Underwear
  • 32.00
Organic Cotton Men's Boxer Brief in Gale
Knickey
Organic Cotton Men's Boxer Brief in Gale
  • 30.00
Organic Cotton Men's Boxer Brief in Meridian
Knickey
Organic Cotton Men's Boxer Brief in Meridian
  • 30.00
Organic Cotton Mid-Rise Brief in Gale
Knickey
Organic Cotton Mid-Rise Brief in Gale
  • 20.00
Men's Work Week - 5 Organic Cotton Breather Briefs
Kent
Men's Work Week - 5 Organic Cotton Breather Briefs
  • 153.00
  • 170.00
Organic Cotton Mid-Rise Retro Brief in Meridian
Knickey
Organic Cotton Mid-Rise Retro Brief in Meridian
  • 10.00
  • 20.00
Organic Cotton Mid-Rise Brief in Marine
Knickey
Organic Cotton Mid-Rise Brief in Marine
  • 20.00
Organic Cotton Mid-Rise Retro Brief in Marine
Knickey
Organic Cotton Mid-Rise Retro Brief in Marine
  • 20.00
Men's Full Week - 7 Organic Cotton Breather Briefs
Kent
Men's Full Week - 7 Organic Cotton Breather Briefs
  • 205.00
  • 238.00
Organic Cotton High-Rise Brief in Cacao
Knickey
Organic Cotton High-Rise Brief in Cacao
  • 20.00
Hemp Boxer Briefs
Wama Underwear
Hemp Boxer Briefs
  • 32.00
Organic Cotton Mid-Rise Brief in Cacao
Knickey
Organic Cotton Mid-Rise Brief in Cacao
  • 20.00

Filter By

Leggings (4)
Thongs (2)
Men (136)
All
Underwear (136)
All
Bamboo (6)
Cotton (1)
Hemp (5)
Lyocell-Tencel (1)
Organic-Cotton (59)
Other (45)
Sustainable-Synthetic (16)
Wool (3)
Duckworth (3)
Happy Earth (1)
Harvest And Mill (2)
Janji (3)
Jungmaven (2)
Kent (11)
Knickey (34)
Namuk (1)
Ode (1)
Outerknown (59)
Ten Tree (3)
This Is J (6)
Toad And Co (1)
Wama Underwear (9)
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