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.

SOLD OUT
Clever Clever 1137 Magical Briefs Color Dark Blue
$28.49
$28.49
$0.00
SOLD OUT
Clever Clever 1126 Vital Trunks Color Blue
$8.00
$8.00
$0.00
Unico Unico 23010100103 Medusa Trunks Color 90-Printed
$8.00
$8.00
$0.00
SOLD OUT
Unico Unico 23020100112 Altamar Trunks Color 63-Printed
$8.00
$8.00
$0.00
Save 35%
Unico Unico 23020201112 Altamar Briefs Color 63-Printed
$19.34
$19.34
$29.75
Clever Clever 2199 Limited Edition Boxer Briefs Color White-45
$8.00
$8.00
$0.00
Clever Clever 2199 Limited Edition Boxer Briefs Color Coral-48
$8.00
$8.00
$0.00
Save 35%
JOR JOR 1750 Rocco Bikini Color Turquoise
$9.95
$9.95
$15.30
Save 35%
JOR JOR 1733 Celtic Bikini Color Green
$16.75
$16.75
$25.77
Save 35%
JOR JOR 1722 Romeo Jockstrap Color Black
$9.95
$9.95
$15.30
Save 35%
JOR JOR 1726 Orion Bikini Color Black
$18.04
$18.04
$27.76
Pikante Pikante PIK 1098 Clandestine Velvet Bikini Color Black
$32.89
$32.89
$0.00
Save 35%
Private Structure Private Structure EPUT4385 Pride 2PK Mid Waist Mini Briefs Color White-Green
$26.78
$26.78
$41.19
Save 35%
Private Structure Private Structure PBUT4379 Bamboo Mid Waist Trunks Color Citadel Blue
$17.46
$17.46
$26.87
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
Papi Papi UMPA107 2PK Microflex Performance Trunks Color Teal-Blue
$28.00
$28.00
Papi Papi UMPA107 2PK Microflex Performance Trunks Color Blue-Black
$28.00
$28.00
Save 35%
JOR JOR 1735 Speed Briefs Color Turquoise
$18.04
$18.04
$27.76
JOR JOR 1734 Speed Trunks Color Orange
$8.00
$8.00
$0.00
Save 35%
JOR JOR 1736 Speed Jockstrap Color Orange
$9.95
$9.95
$15.30
Save 35%
JOR JOR 1735 Speed Briefs Color Green
$18.04
$18.04
$27.76
Clever Clever 5373 Australian Latin Briefs Color White
$26.29
$26.29
$0.00
Save 35%
Male Power Male Power SMS-011 Sheer Prints Seamless Short Color Splatter
$12.87
$12.87
$19.80
Male Power Male Power 153-282 S-naked Pouch Short Color Silver-Black
$8.00
$8.00
$0.00
Male Power Male Power 492-280 Sassy Lace Bikini Solid Pouch Color Red
$19.90
$19.90
Save 35%
Male Power Male Power SMS-011 Sheer Prints Seamless Short Color Optical
$12.87
$12.87
$19.80
Save 35%
Male Power Male Power 125-284 Rude Awakening Cheeky Cutout Short Color Neon Orange
$15.46
$15.46
$23.78
Male Power Male Power 153-282 S-naked Pouch Short Color Black-Blue
$23.90
$23.90
$0.00
Male Power Male Power 125-284 Rude Awakening Cheeky Cutout Short Color Black
$23.90
$23.90