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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JOR JOR 1827 Garoto Bikini Color Black
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
Save 34%
JOR JOR 1840 Nitro Trunks Color Black
Regular Price
$29.00
Sale Price
$29.00
Regular Price
$44.00
Unit Price
per 
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JOR JOR 1841 Nitro Bikini Color Black
Regular Price
$29.00
Sale Price
$29.00
Regular Price
$44.00
Unit Price
per 
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JOR JOR 1842 Nitro Jockstrap Color Black
Regular Price
$29.00
Sale Price
$29.00
Regular Price
$44.00
Unit Price
per 
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JOR JOR 1846 Ares Bikini Color Black
Regular Price
$27.00
Sale Price
$27.00
Regular Price
$41.00
Unit Price
per 
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JOR JOR 1847 Ares Jockstrap Color Black
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
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BiteWear BiteWear BW2023101 Discreet Apricot Jockstrap Color Green
Regular Price
$41.00
Sale Price
$41.00
Regular Price
$48.00
Unit Price
per 
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BiteWear BiteWear BW2023101 Discreet Apricot Jockstrap Color Fuchsia
Regular Price
$41.00
Sale Price
$41.00
Regular Price
$48.00
Unit Price
per 
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BiteWear BiteWear BW2023104 Sassy Peach Jockstrap Color Fuchsia
Regular Price
$23.00
Sale Price
$23.00
Regular Price
$27.00
Unit Price
per 
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Xtremen Xtremen 91151 Destellante Trunks Color Teal
Regular Price
$41.00
Sale Price
$41.00
Regular Price
$48.00
Unit Price
per 
Xtremen Xtremen 91149 Destellante Jockstrap Color Silver
Regular Price
$8.00
Sale Price
$8.00
Regular Price
$0.00
Unit Price
per 
SOLD OUT
Xtremen Xtremen 91151 Destellante Trunks Color Green
Regular Price
$41.00
Sale Price
$41.00
Regular Price
$48.00
Unit Price
per 
SOLD OUT
ErgoWear ErgoWear EW1402 FEEL XX Briefs Color Raspberry
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
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ErgoWear ErgoWear EW1406 FEEL XX Briefs Color Black
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
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ErgoWear ErgoWear EW1407 FEEL XX Trunks Color Black
Regular Price
$40.00
Sale Price
$40.00
Regular Price
$61.00
Unit Price
per 
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ErgoWear ErgoWear EW1408 FEEL XX Boxer Briefs Color Black
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
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ErgoWear ErgoWear EW1412 FEEL XX Boxer Briefs Color Electric Blue
Regular Price
$45.00
Sale Price
$45.00
Regular Price
$69.00
Unit Price
per 
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Clever Clever 1449 Sainted Bikini Color White
Regular Price
$35.00
Sale Price
$35.00
Regular Price
$53.00
Unit Price
per 
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Clever Clever 1471 Heavenly Trunks Color White
Regular Price
$47.00
Sale Price
$47.00
Regular Price
$55.00
Unit Price
per 
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Clever Clever 1457 Grace Briefs Color Gray
Regular Price
$33.00
Sale Price
$33.00
Regular Price
$50.00
Unit Price
per 
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Clever Clever 1451 Purity Trunks Color Dark Blue
Regular Price
$41.00
Sale Price
$41.00
Regular Price
$48.00
Unit Price
per 
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Clever Clever 1452 Purity Bikini Color Dark Blue
Regular Price
$41.00
Sale Price
$41.00
Regular Price
$48.00
Unit Price
per 
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Clever Clever 1458 Figure Trunks Color Blue
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
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Clever Clever 1459 Figure Bikini Color Blue
Regular Price
$27.00
Sale Price
$27.00
Regular Price
$41.00
Unit Price
per 
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Clever Clever 1469 Audacity Bikini Color Black
Regular Price
$44.00
Sale Price
$44.00
Regular Price
$52.00
Unit Price
per 
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Clever Clever 1470 Audacity Jockstrap Color Black
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per 
Save 15%
Clever Clever 1471 Heavenly Trunks Color Black
Regular Price
$47.00
Sale Price
$47.00
Regular Price
$55.00
Unit Price
per 
SOLD OUT
Clever Clever 1472 Heavenly Briefs Color Black
Regular Price
$10.00
Sale Price
$10.00
Regular Price
$0.00
Unit Price
per 
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Xtremen Xtremen 91157 Capriati Trunks Color Silver
Regular Price
$32.00
Sale Price
$32.00
Regular Price
$38.00
Unit Price
per 
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Xtremen Xtremen 91169 Mesh Briefs Color Rosewood
Regular Price
$16.00
Sale Price
$16.00
Regular Price
$24.00
Unit Price
per