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.

Save 34%
Roger Smuth Roger Smuth RS082 Jockstrap Color Black
$40.00
$40.00
$61.00
Save 17%
Xtremen Xtremen 91187 Tulle Mesh Bikini Color Green
$30.00
$30.00
$36.00
Save 34%
Xtremen Xtremen 91188 Tulle Mesh Trunks Color Green
$21.00
$21.00
$32.00
Save 17%
Xtremen Xtremen 91186 Mesh Bikini Color Gray
$30.00
$30.00
$36.00
Save 14%
Xtremen Xtremen 91180 Microfiber Trunks Color Gold
$36.00
$36.00
$42.00
Save 17%
Xtremen Xtremen 91181 Microfiber Trunks Color Black
$30.00
$30.00
$36.00
Save 17%
Xtremen Xtremen 91183 Microfiber Bikini Color Black
$30.00
$30.00
$36.00
Save 17%
Xtremen Xtremen 91186 Mesh Bikini Color Black
$30.00
$30.00
$36.00
Save 34%
Xtremen Xtremen 91187 Tulle Mesh Bikini Color Black
$21.00
$21.00
$32.00
Save 34%
Xtremen Xtremen 91188 Tulle Mesh Trunks Color Black
$21.00
$21.00
$32.00
Save 34%
JOR JOR 2054 Daily Jockstrap Color Yellow
$27.00
$27.00
$41.00
Save 34%
JOR JOR 2062 Sailor Briefs Color White
$25.00
$25.00
$38.00
Save 34%
JOR JOR 2047 Element Briefs Color Red
$27.00
$27.00
$41.00
Save 34%
JOR JOR 2049 Element Jockstrap Color Red
$25.00
$25.00
$38.00
Save 14%
JOR JOR 2062 Sailor Briefs Color Red
$36.00
$36.00
$42.00
Save 34%
JOR JOR 2054 Daily Jockstrap Color Orange
$27.00
$27.00
$41.00
Save 34%
JOR JOR 2057 College Briefs Color Blue
$27.00
$27.00
$41.00
Save 34%
JOR JOR 2059 College Jockstrap Color Blue
$23.00
$23.00
$35.00
Save 14%
JOR JOR 2062 Sailor Briefs Color Blue
$36.00
$36.00
$42.00
Save 34%
JOR JOR 2047 Element Briefs Color Black
$27.00
$27.00
$41.00
Save 34%
JOR JOR 2049 Element Jockstrap Color Black
$25.00
$25.00
$38.00
Save 34%
JOR JOR 2057 College Briefs Color Black
$27.00
$27.00
$41.00
Save 34%
JOR JOR 2059 College Jockstrap Color Black
$23.00
$23.00
$35.00
Save 15%
Clever Clever 519962 3PK Australian Latin Briefs Briefs Color Red-Black-Grape
$69.00
$69.00
$81.00
Save 15%
Clever Clever 519961 3PK Australian Latin Briefs Briefs Color Blue-Ochre-Gold
$69.00
$69.00
$81.00
Save 15%
Clever Clever 519963 3PK Australian Latin Briefs Briefs Color Blue-Black-Black
$69.00
$69.00
$81.00
Save 15%
Clever Clever 2373 Australian Latin Boxer Briefs Color White
$33.00
$33.00
$39.00
Doreanse Doreanse 1760-GRY Low-rise Trunk Color Gray
$32.00
$32.00
$0.00
Doreanse Doreanse 1395-BLK Aire Bikini Color Black
$30.00
$30.00
$0.00
Doreanse Doreanse 1760-WHT Low-rise Trunk Color White
$32.00
$32.00
$0.00