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 35%
HAWAI HAWAI 42157 Solid Lace Briefs Color Cocoa
$18.04
$18.04
$27.76
Save 35%
HAWAI HAWAI 42192 Printed Microfiber Hip Briefs Color Dark Blue
$9.95
$9.95
$15.30
HAWAI HAWAI 42171 Solid Microfiber Trunks Color Amber
$8.00
$8.00
$0.00
HAWAI HAWAI 42168 Printed Microfiber Jockstrap Color Taupe
$5.00
$5.00
$0.00
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HAWAI HAWAI 42181 Solid Microfiber Briefs Color Amber
$9.95
$9.95
$15.30
Save 15%
HAWAI HAWAI 42156 Solid Lace Briefs Color Vanilla
$20.48
$20.48
$24.09
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HAWAI HAWAI 42182 Printed Microfiber Briefs Color Dark Blue
$15.46
$15.46
$23.78
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HAWAI HAWAI 42182 Printed Microfiber Briefs Color Military Green
$9.95
$9.95
$15.30
HAWAI HAWAI 42172 Printed Microfiber Trunks Color Dark Blue
$8.00
$8.00
$0.00
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Clever Clever 0559-1 Pride Briefs Color Grape
$14.16
$14.16
$21.79
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Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Berry-Texture
$9.95
$9.95
$15.30
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Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Teal-Leopard
$9.95
$9.95
$15.30
Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Teal-Graphic
$8.00
$8.00
$0.00
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Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Red-Leopard
$9.95
$9.95
$15.30
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Papi Papi UMPA050 Fashion Microflex Brazilian Trunks Color Blue Pixel Print
$9.95
$9.95
$15.30
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Papi Papi UMPA050 Fashion Microflex Brazilian Trunks Color Orange Pixel Print
$9.95
$9.95
$15.30
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Papi Papi UMPA049 2PK Microflex Jockstrap Color Charcoal-Graphic
$9.95
$9.95
$15.30
Papi Papi UMPA050 Fashion Microflex Brazilian Trunks Color Purple Pixel Print
$8.00
$8.00
$0.00
Papi Papi UMPA051 Fashion Microflex Brazilian Jockstrap Color Sunrise Multi Print
$5.00
$5.00
$0.00
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Papi Papi UMPA051 Fashion Microflex Brazilian Jockstrap Color Ocean Multi Print
$9.95
$9.95
$15.30
Papi Papi UMPA050 Fashion Microflex Brazilian Trunks Color Sunset Multi Print
$8.00
$8.00
$0.00
Papi Papi UMPA049 2PK Microflex Jockstrap Color Berry-Texture
$8.00
$8.00
$0.00
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Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Charcoal-Leopard
$9.95
$9.95
$15.30
Save 35%
Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Red-Graphic
$9.95
$9.95
$15.30
Save 35%
Papi Papi UMPA051 Fashion Microflex Brazilian Jockstrap Color Sunset Multi Print
$9.95
$9.95
$15.30
Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Charcoal-Graphic
$9.00
$9.00
$0.00
Save 35%
Papi Papi UMPA049 2PK Microflex Jockstrap Color Charcoal-Leopard
$9.95
$9.95
$15.30
Save 35%
Papi Papi UMPA051 Fashion Microflex Brazilian Jockstrap Color Blue Pixel Print
$9.95
$9.95
$15.30
Papi Papi UMPA048 2PK Microflex Brazilian Trunks Color Gray-Texture
$9.00
$9.00
$0.00
Papi Papi UMPA050 Fashion Microflex Brazilian Trunks Color Sunrise Multi Print
$8.00
$8.00
$0.00