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 15%
PPU PPU 1707 Jockstrap Color Black
$39.00
$39.00
$46.00
Save 17%
Hidden Hidden 963 Mesh Jockstrap Color White
$35.00
$35.00
$42.00
Save 34%
Hidden Hidden 957 Open Butt Trunk Color White
$27.00
$27.00
$41.00
Hidden Hidden 957 Open Butt Trunk Color Blue
$12.00
$12.00
$0.00
Save 15%
Hidden Hidden 958 Open Side Briefs Color Beige
$34.00
$34.00
$40.00
Save 16%
Hidden Hidden 968 Bikini-Trunks Color Black
$47.00
$47.00
$56.00
Save 15%
Hidden Hidden 964 Mesh side Trunks Color Black
$40.00
$40.00
$47.00
Save 16%
Hidden Hidden 966 Mesh Bikini Color Black
$27.00
$27.00
$32.00
Save 14%
Hidden Hidden 961 Mesh Mini Trunks Color Black
$36.00
$36.00
$42.00
Save 15%
Hidden Hidden 958 Open Side Briefs Color Black
$34.00
$34.00
$40.00
Save 15%
Hidden Hidden 964 Mesh side Trunks Color Blue
$40.00
$40.00
$47.00
Save 35%
Hidden Hidden 958 Open Side Briefs Color Gray
$24.00
$24.00
$37.00
Save 16%
Hidden Hidden 971 Jockstrap-Thong Color White
$31.00
$31.00
$37.00
Save 14%
Hidden Hidden 961 Mesh Mini Trunks Color White
$36.00
$36.00
$42.00
Save 35%
Hidden Hidden 958 Open Side Briefs Color White
$24.00
$24.00
$37.00
Save 35%
Hidden Hidden 968 Bikini-Trunks Color White
$15.00
$15.00
$23.00
Save 35%
Hidden Hidden 964 Mesh side Trunks Color Jade
$28.00
$28.00
$43.00
Save 15%
Hidden Hidden 962 Jockstrap-Bikini Color Jade
$39.00
$39.00
$46.00
Save 35%
Hidden Hidden 970 Open Trunks Color Blue
$24.00
$24.00
$37.00
Hidden Hidden 970 Open Trunks Color White
$12.00
$12.00
$0.00
Save 15%
Hidden Hidden 962 Jockstrap-Bikini Color Black
$39.00
$39.00
$46.00
Save 35%
Pikante Pikante PIK 8728 Pubs Briefs Color White
$15.00
$15.00
$23.00
Pikante Pikante PIK 8728 Pubs Briefs Color Black
$9.00
$9.00
$0.00
Save 34%
Pikante Pikante PIK 8737 Global Briefs Color Orange
$29.00
$29.00
$44.00
Save 33%
Pikante Pikante PIK 9299 Private Jockstrap Color Green
$24.00
$24.00
$36.00
Roger Smuth Roger Smuth RS037 Harness Color Black
$9.00
$9.00
$0.00
Roger Smuth Roger Smuth RS039 Jockstrap Color White
$11.00
$11.00
$0.00
Save 35%
Roger Smuth Roger Smuth RS031 Jockstrap Color Black
$15.00
$15.00
$23.00
Save 35%
Roger Smuth Roger Smuth RS031 Jockstrap Color Burgundy
$15.00
$15.00
$23.00
Roger Smuth Roger Smuth RS038 Harness Color Black
$27.00
$27.00
$0.00