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.
Clever Clever 1534 Kraken Briefs Color Black
$30.69
$30.69
Clever Clever 1533 Kraken Trunks Color Black
$32.89
$32.89
Clever Clever 1532 Swirl Briefs Color Black
$43.89
$43.89
Clever Clever 1528 Arctic Boxer Briefs Color Black
$41.69
$41.69
$0.00
Clever Clever 1513 Caspian Jockstrap Color Black
$32.89
$32.89
Clever Clever 1512 Caspian Briefs Color Black
$35.09
$35.09
Clever Clever 1511 Caspian Trunks Color Black
$35.09
$35.09
Clever Clever 1528 Arctic Boxer Briefs Color Blue
$41.69
$41.69
$0.00
Clever Clever 1520 Baltic Swim Trunks Color Blue
$59.29
$59.29
$0.00
Clever Clever 1509 Tethis Briefs Color Blue
$30.69
$30.69
Clever Clever 1508 Tethis Trunks Color Blue
$30.69
$30.69
Clever Clever 1530 Glacier Bikini Color Dark Blue
$37.29
$37.29
Clever Clever 1527 Strait Briefs Color Dark Blue
$30.69
$30.69
Clever Clever 1534 Kraken Briefs Color Gray
$30.69
$30.69
Clever Clever 1533 Kraken Trunks Color Gray
$32.89
$32.89
Clever Clever 1529 Glacier Trunks Color Gray
$24.09
$24.09
Clever Clever 1523 Navigate Briefs Color Gray
$35.09
$35.09
Clever Clever 1522 Navigate Trunks Color Gray
$39.49
$39.49
Clever Clever 1530 Glacier Bikini Color Green
$37.29
$37.29
Clever Clever 1529 Glacier Trunks Color Green
$24.09
$24.09
Clever Clever 1527 Strait Briefs Color Green
$30.69
$30.69
Clever Clever 1509 Tethis Briefs Color Lilac
$30.69
$30.69
Clever Clever 1508 Tethis Trunks Color Lilac
$30.69
$30.69
Clever Clever 1528 Arctic Boxer Briefs Color Petrol Blue
$41.69
$41.69
$0.00
Clever Clever 1525 Continental Briefs Color Petrol Blue
$32.89
$32.89
Clever Clever 1524 Continental Trunks Color Petrol Blue
$28.49
$28.49
$0.00
Clever Clever 1523 Navigate Briefs Color Red
$35.09
$35.09
Clever Clever 1522 Navigate Trunks Color Red
$39.49
$39.49
Clever Clever 1532 Swirl Briefs Color White
$43.89
$43.89
Clever Clever 1513 Caspian Jockstrap Color White
$32.89
$32.89