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 33%
JOR JOR 1835 Daily Trunks Color Mint
$16.00
$16.00
$24.00
Save 33%
JOR JOR 1829 Dante Jockstrap Color Green
$16.00
$16.00
$24.00
Save 33%
JOR JOR 1827 Garoto Bikini Color Gray
$16.00
$16.00
$24.00
Save 33%
JOR JOR 1827 Garoto Bikini Color Cooper
$16.00
$16.00
$24.00
Save 33%
JOR JOR 1832 Kioto Jockstrap Color Cocoa
$16.00
$16.00
$24.00
Save 33%
JOR JOR 1835 Daily Trunks Color Blue
$16.00
$16.00
$24.00
Save 33%
JOR JOR 1827 Garoto Bikini Color Black
$16.00
$16.00
$24.00
Save 33%
ErgoWear ErgoWear EW1357 MAX XV Bikini Color Light Gray
$16.00
$16.00
$24.00
Save 34%
ErgoWear ErgoWear EW1201 FEEL XV Trunks Color White
$40.00
$40.00
$61.00
ErgoWear ErgoWear EW1197 FEEL XV Trunks Color Burgundy
$61.00
$61.00
$0.00
Save 33%
ErgoWear ErgoWear EW1214 MAX MESH Boxer Briefs Color Cobalt Blue
$16.00
$16.00
$24.00
ErgoWear ErgoWear EW1217 MAX Trunks Color Burgundy
$54.00
$54.00
$0.00
ErgoWear ErgoWear EW1166 X4D Bikini Color White
$57.00
$57.00
$0.00
ErgoWear ErgoWear EW1167 X4D Trunks Color White
$62.00
$62.00
$0.00
ErgoWear ErgoWear EW1162 X4D Bikini Color Stonewash
$57.00
$57.00
$0.00
ErgoWear ErgoWear EW1163 X4D Trunks Color Stonewash
$62.00
$62.00
$0.00
ErgoWear ErgoWear EW1158 X4D Bikini Color Burgundy
$57.00
$57.00
$0.00
ErgoWear ErgoWear EW1159 X4D Trunks Color Burgundy
$62.00
$62.00
$0.00
Save 35%
ErgoWear ErgoWear EW1160 X4D Boxer Briefs Color Burgundy
$48.00
$48.00
$74.00
Save 35%
Roger Smuth Roger Smuth RS088 Jock-Thong Color White
$40.00
$40.00
$62.00
Save 15%
Roger Smuth Roger Smuth RS089 Ball lifter Color White
$35.00
$35.00
$41.00
Save 15%
Roger Smuth Roger Smuth RS086 Jock-Thong Color Green
$61.00
$61.00
$72.00
Save 14%
Roger Smuth Roger Smuth RS087 Ball lifter Color Green
$44.00
$44.00
$51.00
Save 15%
Roger Smuth Roger Smuth RS086 Jock-Thong Color Burgundy
$61.00
$61.00
$72.00
Save 14%
Roger Smuth Roger Smuth RS087 Ball lifter Color Burgundy
$44.00
$44.00
$51.00
Save 15%
Roger Smuth Roger Smuth RS088 Jock-Thong Color Burgundy
$58.00
$58.00
$68.00
Save 14%
Roger Smuth Roger Smuth RS087 Ball lifter Color Blue
$44.00
$44.00
$51.00
Save 15%
Roger Smuth Roger Smuth RS086 Jock-Thong Color Black
$61.00
$61.00
$72.00
Save 15%
Roger Smuth Roger Smuth RS088 Jock-Thong Color Black
$58.00
$58.00
$68.00
Save 15%
Roger Smuth Roger Smuth RS089 Ball lifter Color Black
$35.00
$35.00
$41.00