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 1754 Party Jockstrap Color Printed
$9.95
$9.95
$15.30
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JOR JOR 1733 Celtic Bikini Color Pink
$9.95
$9.95
$15.30
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JOR JOR 1731 Dante Jockstrap Color Green
$9.95
$9.95
$15.30
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JOR JOR 1733 Celtic Bikini Color Green
$9.95
$9.95
$15.30
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JOR JOR 1750 Rocco Bikini Color Gray
$9.95
$9.95
$15.30
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JOR JOR 1719 Match Jockstrap Color Blue
$9.95
$9.95
$15.30
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JOR JOR 1731 Dante Jockstrap Color Blue
$9.95
$9.95
$15.30
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JOR JOR 1722 Romeo Jockstrap Color Black
$9.95
$9.95
$15.30
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JOR JOR 1726 Orion Bikini Color Black
$9.95
$9.95
$15.30
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JOR JOR 1727 Orion Jockstrap Color Black
$9.95
$9.95
$15.30
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JOR JOR 1742 Riders Jockstrap Color Black
$9.95
$9.95
$15.30
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Pikante Pikante PIK 1098 Clandestine Velvet Bikini Color Black
$27.96
$27.96
$32.89
Private Structure Private Structure EPUT4386 Pride 2PK Mid Waist Trunks Color Yellow-Blue
$41.40
$41.40
$0.00
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Private Structure Private Structure EPUT4385 Pride 2PK Mid Waist Mini Briefs Color White-Green
$9.95
$9.95
$15.30
Private Structure Private Structure PBUT4379 Bamboo Mid Waist Trunks Color Raven Black
$27.00
$27.00
$0.00
Private Structure Private Structure PBUT4380 Bamboo Mid Waist Boxer Briefs Color Citadel Blue
$8.00
$8.00
$0.00
Private Structure Private Structure PBUT4380 Bamboo Mid Waist Boxer Briefs Color Bright White
$8.00
$8.00
$0.00
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Private Structure Private Structure PBUT4378 Bamboo Mid Waist Mini Briefs Color Bright Cyan
$16.88
$16.88
$25.97
Private Structure Private Structure PMUX4182 Modality Trunks Color Black-Magenta
$24.30
$24.30
$0.00
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ErgoWear ErgoWear EW1299 MAX XX Bikini Color Aqua
$9.95
$9.95
$15.30
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Roger Smuth Roger Smuth RS080 Jockstrap Color White
$9.95
$9.95
$15.30
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Roger Smuth Roger Smuth RS084 Bikini Color Fuchsia
$27.10
$27.10
$41.69
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Papi Papi UMPA107 2PK Microflex Performance Trunks Color Teal-Blue
$9.95
$9.95
$15.30
Papi Papi UMPA108 2PK Microflex Performance Jockstrap Color Teal-Blue
$5.00
$5.00
$0.00
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Papi Papi UMPA107 2PK Microflex Performance Trunks Color Gray-Red
$9.95
$9.95
$15.30
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Papi Papi UMPA107 2PK Microflex Performance Trunks Color Gray-Blue
$9.95
$9.95
$15.30
Papi Papi UMPA108 2PK Microflex Performance Jockstrap Color Blue-Red
$5.00
$5.00
$0.00
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Papi Papi UMPA107 2PK Microflex Performance Trunks Color Blue-Printed
$9.95
$9.95
$15.30
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Papi Papi UMPA108 2PK Microflex Performance Jockstrap Color Blue-Printed
$9.95
$9.95
$15.30
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Papi Papi UMPA108 2PK Microflex Performance Jockstrap Color Blue-Gray
$9.95
$9.95
$15.30