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.

JOR JOR 1202 Rangers Trunks Color Blue
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
JOR JOR 1218 Army Briefs Color Green
Regular Price
$9.00
Sale Price
$9.00
Regular Price
$0.00
Unit Price
per 
JOR JOR 1231 Balance Trunks Color White
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
JOR JOR 1202 Rangers Trunks Color Red
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
JOR JOR 1231 Balance Trunks Color Purple
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
Save 32%
CandyMan CandyMan 99500 Zipper-Mesh Bikini Color Red
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
SOLD OUT
Pikante Pikante PIK 0330 Leader Jockstrap Color Yellow
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Pikante Pikante PIK 0339 Francis Briefs Color Black
Regular Price
$9.00
Sale Price
$9.00
Regular Price
$0.00
Unit Price
per 
Save 32%
Pikante Pikante PIK 0336 Manhood Long Johns Thongs Color Dark Blue
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Save 35%
Pikante Pikante PIK 0334 Carisma Briefs Color White
Regular Price
$24.00
Sale Price
$24.00
Regular Price
$37.00
Unit Price
per 
SOLD OUT
Unico Unico 21062100501 Cold Mountain Long Johns Color 00-White
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Save 13%
Unico Unico 19160301203 Hilarious Jockstrap Color 43-Green
Regular Price
$26.00
Sale Price
$26.00
Regular Price
$30.00
Unit Price
per 
Save 14%
Unico Unico 21050100101 Love Wins Trunks Color 00-White
Regular Price
$42.00
Sale Price
$42.00
Regular Price
$49.00
Unit Price
per 
Unico Unico 21050100102 Love Wins Trunks Color 99-Black
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
Save 32%
Unico Unico 21050201101 Love Wins Briefs Color 00-White
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Xtremen Xtremen 51475C Microfiber Athletic Trunks Color Black
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
Save 34%
Xtremen Xtremen 91085 Microfiber Jacquard Jockstrap Color Red
Regular Price
$19.00
Sale Price
$19.00
Regular Price
$29.00
Unit Price
per 
Save 34%
Xtremen Xtremen 91084 Microfiber Pride Jockstrap Color Blue
Regular Price
$19.00
Sale Price
$19.00
Regular Price
$29.00
Unit Price
per 
Save 32%
Xtremen Xtremen 91083 Microfiber Pride Jockstrap Color Red
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Xtremen Xtremen 51477C Microfiber Jacquard Trunks Color Blue
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
Save 32%
Xtremen Xtremen 91085 Microfiber Jacquard Jockstrap Color Royal
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Xtremen Xtremen 51478C Microfiber Jacquard Trunks Color Gray
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
Xtremen Xtremen 51475C Microfiber Athletic Trunks Color Red
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
Save 32%
Xtremen Xtremen 91088 Microfiber Pride Briefs Color Turquoise
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Xtremen Xtremen 51477C Microfiber Jacquard Trunks Color Green
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per 
Save 32%
Xtremen Xtremen 91082 Microfiber Pride Bikini Color Red
Regular Price
$15.00
Sale Price
$15.00
Regular Price
$22.00
Unit Price
per 
Save 16%
Xtremen Xtremen 91083 Microfiber Pride Jockstrap Color Blue
Regular Price
$27.00
Sale Price
$27.00
Regular Price
$32.00
Unit Price
per 
Save 34%
Xtremen Xtremen 91084 Microfiber Pride Jockstrap Color Red
Regular Price
$19.00
Sale Price
$19.00
Regular Price
$29.00
Unit Price
per 
Save 16%
Xtremen Xtremen 91085 Microfiber Jacquard Jockstrap Color Gray
Regular Price
$27.00
Sale Price
$27.00
Regular Price
$32.00
Unit Price
per 
Xtremen Xtremen 51478C Microfiber Jacquard Trunks Color Red
Regular Price
$12.00
Sale Price
$12.00
Regular Price
$0.00
Unit Price
per