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.

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Roger Smuth Roger Smuth RS089 Ball lifter Color White
Regular Price
$35.00
Sale Price
$35.00
Regular Price
$41.00
Unit Price
per 
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Roger Smuth Roger Smuth RS086 Jock-Thong Color Green
Regular Price
$62.00
Sale Price
$62.00
Regular Price
$72.00
Unit Price
per 
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Roger Smuth Roger Smuth RS087 Ball lifter Color Green
Regular Price
$44.00
Sale Price
$44.00
Regular Price
$52.00
Unit Price
per 
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Roger Smuth Roger Smuth RS086 Jock-Thong Color Burgundy
Regular Price
$62.00
Sale Price
$62.00
Regular Price
$72.00
Unit Price
per 
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Roger Smuth Roger Smuth RS087 Ball lifter Color Burgundy
Regular Price
$44.00
Sale Price
$44.00
Regular Price
$52.00
Unit Price
per 
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Roger Smuth Roger Smuth RS088 Jock-Thong Color Burgundy
Regular Price
$59.00
Sale Price
$59.00
Regular Price
$69.00
Unit Price
per 
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Roger Smuth Roger Smuth RS087 Ball lifter Color Blue
Regular Price
$44.00
Sale Price
$44.00
Regular Price
$52.00
Unit Price
per 
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Roger Smuth Roger Smuth RS086 Jock-Thong Color Black
Regular Price
$62.00
Sale Price
$62.00
Regular Price
$72.00
Unit Price
per 
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Roger Smuth Roger Smuth RS088 Jock-Thong Color Black
Regular Price
$59.00
Sale Price
$59.00
Regular Price
$69.00
Unit Price
per 
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Roger Smuth Roger Smuth RS089 Ball lifter Color Black
Regular Price
$35.00
Sale Price
$35.00
Regular Price
$41.00
Unit Price
per 
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ErgoWear ErgoWear EW1685 MAX FLOW Boxer Briefs Color Gray
Regular Price
$54.00
Sale Price
$54.00
Regular Price
$63.00
Unit Price
per 
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ErgoWear ErgoWear EW1686 MAX FLOW Jockstrap Color Black
Regular Price
$36.00
Sale Price
$36.00
Regular Price
$55.00
Unit Price
per 
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ErgoWear ErgoWear EW1710 X4D Boxer Briefs Color Royal Blue
Regular Price
$64.00
Sale Price
$64.00
Regular Price
$75.00
Unit Price
per 
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ErgoWear ErgoWear EW1706 X4D Boxer Briefs Color Gray
Regular Price
$64.00
Sale Price
$64.00
Regular Price
$75.00
Unit Price
per 
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ErgoWear ErgoWear EW1702 X4D Boxer Briefs Color Black
Regular Price
$64.00
Sale Price
$64.00
Regular Price
$75.00
Unit Price
per 
Doreanse Doreanse 1281-NVY Hang-loose Bikini Brief Color Navy Blue
Regular Price
$24.00
Sale Price
$24.00
Regular Price
$0.00
Unit Price
per 
Doreanse Doreanse 1760-BLK Low-rise Trunk Color Black
Regular Price
$34.00
Sale Price
$34.00
Regular Price
$0.00
Unit Price
per 
Doreanse Doreanse 1215-BLK Naked Bikini Color Black
Regular Price
$27.00
Sale Price
$27.00
Regular Price
$0.00
Unit Price
per 
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HAWAI HAWAI 41946 Jockstrap Color Black
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
Doreanse Doreanse 1313-BLK Ribbed Micromodal Bikini Color Black
Regular Price
$31.00
Sale Price
$31.00
Regular Price
$0.00
Unit Price
per 
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Hidden Hidden 957 Open Butt Trunk Color Black
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
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Hidden Hidden 953 Garterbelt Briefs Color White
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
Doreanse Doreanse 1395-BLU Aire Bikini Color Cobalt Blue
Regular Price
$32.00
Sale Price
$32.00
Regular Price
$0.00
Unit Price
per 
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HAWAI HAWAI 41946 Solid Athletic Jockstrap Color Royal Blue
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
HAWAI HAWAI 41946 Solid Athletic Jockstrap Color Pearl
Regular Price
$8.00
Sale Price
$8.00
Regular Price
$0.00
Unit Price
per 
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HAWAI HAWAI 41946T Animal Print Athletic Jockstrap Color Amethyst
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
HAWAI HAWAI 41903 Solid Athletic Boxer Briefs Color Black
Regular Price
$13.00
Sale Price
$13.00
Regular Price
$0.00
Unit Price
per 
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HAWAI HAWAI 41946 Solid Athletic Jockstrap Color Amethyst
Regular Price
$17.00
Sale Price
$17.00
Regular Price
$25.00
Unit Price
per 
HAWAI HAWAI 41946T Animal Print Athletic Jockstrap Color Pink
Regular Price
$8.00
Sale Price
$8.00
Regular Price
$0.00
Unit Price
per 
HAWAI HAWAI 41946 Solid Athletic Jockstrap Color Caramel
Regular Price
$8.00
Sale Price
$8.00
Regular Price
$0.00
Unit Price
per