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.

SALE
Unico Unico 19160301215 COLORS Dinamico Jockstrap Color 99-Black
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 19160301212 COLORS Corriente Jockstrap Color 99-Black
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20320201123 Mito Briefs Color 29-White
Regular Price
$17.62
Sale Price
$17.62
Regular Price
$27.10
Unit Price
per 
SALE
Unico Unico 20160100102 Enchanted Trunks Color 00-White
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20160201104 Joyful Briefs Color 00-White
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20160201103 Illusion Briefs Color 00-White
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20160100104 Joyful Trunks Color 00-White
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20160100204 Joyful Boxer Briefs Color 00-White
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20160100103 Illusion Trunks Color 00-White
Regular Price
$20.35
Sale Price
$20.35
Regular Price
$31.30
Unit Price
per 
SALE
Unico Unico 20160201102 Enchanted Briefs Color 00-White
Regular Price
$17.62
Sale Price
$17.62
Regular Price
$27.10
Unit Price
per 
SALE
Unico Unico 20160100202 Enchanted Boxer Briefs Color 00-White
Regular Price
$22.20
Sale Price
$22.20
Regular Price
$34.15
Unit Price
per 
SALE
Unico Unico 20160100203 Illusion Boxer Briefs Color 00-White
Regular Price
$22.20
Sale Price
$22.20
Regular Price
$34.15
Unit Price
per 
SALE
Unico Unico 20070100128 Mixture Trunks Color 00-White
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100204 Lucido Boxer Briefs Color 29-Gray
Regular Price
$22.20
Sale Price
$22.20
Regular Price
$34.15
Unit Price
per 
SALE
Unico Unico 20070100232 Velocipede Boxer Briefs Color 90-Black
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100222 Rush Boxer Briefs Color 99-Black
Regular Price
$19.57
Sale Price
$19.57
Regular Price
$30.11
Unit Price
per 
SALE
Unico Unico 20070100228 Mixture Boxer Briefs Color 00-White
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100219 Mercurio Boxer Briefs Color 29-Printed
Regular Price
$22.20
Sale Price
$22.20
Regular Price
$34.15
Unit Price
per 
SALE
Unico Unico 20070100234 Palm Tree Boxer Briefs Color 90-Blue
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100311 Pocima Boxer Briefs Color 46-Blue
Regular Price
$23.09
Sale Price
$23.09
Regular Price
$35.52
Unit Price
per 
SALE
Unico Unico 20070100211 Pocima Boxer Briefs Color 46-Blue
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100131 Waterfront Trunks Color 63-Blue
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100104 Lucido Trunks Color 29-Gray
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070201114 Albar Briefs Color 30-Blue
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070301222 Rush Jockstrap Color 99-Black
Regular Price
$13.91
Sale Price
$13.91
Regular Price
$21.39
Unit Price
per 
SALE
Unico Unico 20070100119 Mercurio Trunks Color 29-Printed
Regular Price
$20.35
Sale Price
$20.35
Regular Price
$31.30
Unit Price
per 
SALE
Unico Unico 20070301229 Scheme Jockstrap Color 63-Red
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070301234 Palm Tree Jockstrap Color 90-Blue
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100132 Velocipede Trunks Color 90-Black
Regular Price
$9.95
Sale Price
$9.95
Regular Price
$15.30
Unit Price
per 
SALE
Unico Unico 20070100214 Albar Boxer Briefs Color 30-Blue
Regular Price
$20.35
Sale Price
$20.35
Regular Price
$31.30
Unit Price
per