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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HAWAI HAWAI 42183 Printed Microfiber Briefs Color Royal Blue
$9.95
$9.95
$15.30
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HAWAI HAWAI 42191 Solid Microfiber Hip Briefs Color Amber
$9.95
$9.95
$15.30
Save 35%
Xtremen Xtremen 91102 Microfiber Jockstrap Color White
$9.95
$9.95
$15.30
Papi Papi UMPA081 2PK Microflex Jockstrap Color Waves-Black
$24.00
$24.00
Unico Unico 22120201105 Cristalino M22 Briefs Color 00-White
$26.92
$26.92
$0.00
Unico Unico 22120201102 Profundo A22 Briefs Color 82-Dark Blue
$26.92
$26.92
$0.00
Unico Unico 22120201103 Intenso A22 Briefs Color 99-Black
$26.92
$26.92
$0.00
Unico Unico 22120100201 Cristalino A22 Boxer Briefs Color 00-White
$31.40
$31.40
$0.00
Unico Unico 22120100208 Asfalto M22 Boxer Briefs Color 96-Dark Gray
$31.40
$31.40
$0.00
Unico Unico 22120100214 Nebuloso M22 Boxer Briefs Color 99-Black
$31.40
$31.40
$0.00
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Unico Unico 22120201113 Cardenal M22 Briefs Color 82-Dark Blue
$16.75
$16.75
$25.77
Unico Unico 22120100203 Intenso A22 Boxer Briefs Color 99-Black
$31.40
$31.40
$0.00
Unico Unico 22120201108 Asfalto M22 Briefs Color 96-Dark Gray
$26.92
$26.92
$0.00
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Unico Unico 22120201107 Intenso M22 Briefs Color 99-Black
$16.75
$16.75
$25.77
Unico Unico 22120100207 Intenso M22 Boxer Briefs Color 99-Black
$31.40
$31.40
$0.00
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Xtremen Xtremen 91119 Lace Jockstrap Color Coral
$9.95
$9.95
$15.30
Xtremen Xtremen 91118 Lace Jockstrap Color Black
$19.69
$19.69
$0.00
Xtremen Xtremen 91119 Lace Jockstrap Color Black
$21.89
$21.89
$0.00
Xtremen Xtremen 91127 Mesh Trunks Color Black
$21.89
$21.89
$0.00
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Roger Smuth Roger Smuth RS077 Thongs Color Navy
$24.51
$24.51
$37.71
Roger Smuth Roger Smuth RS076 Ball Lifter Color Burgundy
$32.89
$32.89
$0.00
Roger Smuth Roger Smuth RS077 Thongs Color Burgundy
$41.69
$41.69
$0.00
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Roger Smuth Roger Smuth RS072 Trunks Color Black
$29.69
$29.69
$45.67
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Roger Smuth Roger Smuth RS075 Jockstrap Color Black
$29.69
$29.69
$45.67
Roger Smuth Roger Smuth RS076 Ball Lifter Color Black
$32.89
$32.89
$0.00
Roger Smuth Roger Smuth RS077 Thongs Color Black
$41.69
$41.69
$0.00
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Xtremen Xtremen 91125 Mesh Trunks Color Violet
$23.22
$23.22
$35.72
Xtremen Xtremen 91139 Athletic Jockstrap Color Royal
$21.89
$21.89
$0.00
Xtremen Xtremen 91138 Mesh Briefs Color Red
$24.09
$24.09
$0.00
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Xtremen Xtremen 91125 Mesh Trunks Color Petrol
$23.22
$23.22
$35.72