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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MaleBasics MaleBasics MB102 Classic Pima Boxer Briefs Color Wine
$12.35
$12.35
$19.00
MaleBasics MaleBasics MB103 Classic Pima Briefs Color Onix
$6.00
$6.00
$0.00
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MaleBasics MaleBasics MBM01 Performance Boxer Briefs Color Gray
$6.00
$6.00
$0.00
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MaleBasics MaleBasics MB102 Classic Pima Boxer Briefs Color Navy
$12.35
$12.35
$19.00
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MaleBasics MaleBasics MBM05 Performance Long Johns Color Gray
$28.60
$28.60
$44.00
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MaleBasics MaleBasics MB103 Classic Pima Briefs Color Navy
$8.00
$8.00
$16.00
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MaleBasics MaleBasics MBM03 Performance Briefs Color Emerald
$13.65
$13.65
$21.00
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MaleBasics MaleBasics MBM02 Performance Boxer Briefs Color Emerald
$15.60
$15.60
$24.00
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MaleBasics MaleBasics MBL53 Lace Trunks Color Red
$9.75
$9.75
$15.00
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MaleBasics MaleBasics MBM02 Performance Boxer Briefs Color Gray
$15.60
$15.60
$24.00
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MaleBasics MaleBasics MBT02 3PK Boxer Briefs Color Multi
$9.95
$9.95
$15.30
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MaleBasics MaleBasics MB105 Classic Pima Long Johns Color Wine
$20.80
$20.80
$32.00
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MaleBasics MaleBasics MBL60 Sensual Boxer Briefs Color White
$9.75
$9.75
$15.00
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MaleBasics MaleBasics MBL57 Sinful Jockstrap Color Orange Tie-Dye
$10.40
$10.40
$16.00
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MaleBasics MaleBasics MBM02 Performance Boxer Briefs Color Burgundy
$15.60
$15.60
$24.00
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MaleBasics MaleBasics MBL53 Lace Trunks Color Hot Pink
$9.75
$9.75
$15.00
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MaleBasics MaleBasics MBL57 Sinful Jockstrap Color Green Tie-Dye
$10.40
$10.40
$16.00
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MaleBasics MaleBasics MB103 Classic Pima Briefs Color Charcoal
$10.40
$10.40
$16.00
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MaleBasics MaleBasics MB102 Classic Pima Boxer Briefs Color Charcoal
$9.95
$9.95
$15.30
MaleBasics MaleBasics MBM03 Performance Briefs Color Gray
$6.00
$6.00
$0.00
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MaleBasics MaleBasics MBM01 Performance Boxer Briefs Color Emerald
$14.95
$14.95
$23.00
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MaleBasics MaleBasics MB105 Classic Pima Long Johns Color Onix
$20.80
$20.80
$32.00
SOLD OUT
MaleBasics MaleBasics MB102 Classic Pima Boxer Briefs Color Onix
$12.35
$12.35
$19.00
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MaleBasics MaleBasics MBL51 Sinful Trunks Color Printed Tiger
$9.75
$9.75
$15.00
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MaleBasics MaleBasics MB105 Classic Pima Long Johns Color Charcoal
$20.80
$20.80
$32.00
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MaleBasics MaleBasics MBM01 Performance Boxer Briefs Color Burgundy
$14.95
$14.95
$23.00
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MaleBasics MaleBasics MBL51 Sinful Trunks Color Black
$9.75
$9.75
$15.00
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MaleBasics MaleBasics MB105 Classic Pima Long Johns Color Navy
$20.80
$20.80
$32.00
SOLD OUT
MaleBasics MaleBasics MBL51 Sinful Trunks Color White
$9.75
$9.75
$15.00
SOLD OUT
MaleBasics MaleBasics MB103 Classic Pima Briefs Color Wine
$9.95
$9.95
$15.30