What you wear underneath is a reflection of how you feel on the outside.

Men's Underwear

What you wear underneath is a reflection of how you feel on the outside.

What you wear underneath is a reflection of how you feel on the outside.

Of course, your mood changes every day, so that's why DownUnder Apparel makes sure we have a huge variety of styles of Men's underwear and Men's sleepwear to fit any mood you're in! Find men's briefs, boxer briefs, boxers, trunks, thongs, jockstraps, and unique sexy underwear from the top brands.

PPU PPU 1325 Tuxedo Boxer Briefs Color Blue
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
SOLD OUT
PPU PPU 0965 Jockstrap Color Gray
Regular Price
$20.00
Sale Price
$20.00
Regular Price
$24.00
Unit Price
per 
PPU PPU 1325 Tuxedo Boxer Briefs Color White
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Save 17%
PPU PPU 0965 Jockstrap Color White-Black
Regular Price
$20.00
Sale Price
$20.00
Regular Price
$24.00
Unit Price
per 
Save 15%
PPU PPU 1305 Jockstrap Color Black
Regular Price
$45.00
Sale Price
$45.00
Regular Price
$53.00
Unit Price
per 
Save 15%
PPU PPU 1305 Jockstrap Color Blue
Regular Price
$45.00
Sale Price
$45.00
Regular Price
$53.00
Unit Price
per 
Save 14%
PPU PPU 1308 Jockstrap Color Gray-Red
Regular Price
$25.00
Sale Price
$25.00
Regular Price
$29.00
Unit Price
per 
SOLD OUT
PPU PPU 1707 Jockstrap Color Black
Regular Price
$41.00
Sale Price
$41.00
Regular Price
$48.00
Unit Price
per 
Unico Unico 1802010021693 Boxer Briefs Seed Color Multi
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010013000 Boxer Briefs Reconnect Color White
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010024082 Boxer Briefs Vernon Color Blue
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010020897 Boxer Briefs Kupila Color Black
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010011204 Boxer Briefs True Color Gray
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010023000 Boxer Briefs Reconnect Color White
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010024193 Boxer Briefs Huerta Color Multi
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010023446 Boxer Briefs Root Color Blue
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010023599 Boxer Briefs Visionario Color Black
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010021204 Boxer Briefs True Color Gray
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010022166 Boxer Briefs Ruso Color Multi
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
SOLD OUT
Unico Unico 1802010021194 Boxer Briefs Self Color Gray
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010021866 Boxer Briefs Spirit Color Multi
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010025146 Boxer Briefs Track Color Blue
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1802010013196 Boxer Briefs Raiz Color Black
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
SOLD OUT
Unico Unico 1803010020993 Boxer Briefs Hipnotizado Color Multi
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1803010021499 Boxer Briefs Return Color Black
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
SOLD OUT
Unico Unico 1200080396 (1212010010696) Boxer Briefs Asfalto Microfiber Color Gray
Regular Price
$39.00
Sale Price
$39.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1200090196 (9612010020596) Boxer Briefs Asfalto Cotton Color Gray
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 1200100300 (1212010030300) Boxer Briefs Cristalino Microfiber Color White
Regular Price
$49.00
Sale Price
$49.00
Regular Price
$0.00
Unit Price
per 
Unico Unico 9610020100 (9612010120100) Jockstrap Cristalino Cotton Color White
Regular Price
$30.00
Sale Price
$30.00
Regular Price
$0.00
Unit Price
per 
Xtremen Xtremen 91028 Piping Boxer Briefs Color Green
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per