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.
Unico Unico 22120100209 Lustre A22 Boxer Briefs Color 00-White
¥1,300
¥1,300
¥0
Save 33%
Unico Unico 22100201103 Senda Briefs Color 82-Dark Blue
¥1,600
¥1,600
¥2,400
Save 34%
ErgoWear ErgoWear EW1192 MAX XV Jockstrap Color Silver
¥3,500
¥3,500
¥5,300
Save 15%
Clever Clever 0872 Latin Trunks Color Black
¥3,500
¥3,500
¥4,100
Save 35%
Clever Clever 0878 Oporto Jockstrap Color White
¥2,400
¥2,400
¥3,700
Clever Clever 0886 Caribbean Boxer Briefs Color White
¥1,300
¥1,300
¥0
Save 33%
Clever Clever 0886 Caribbean Boxer Briefs Color Black
¥1,600
¥1,600
¥2,400
Save 35%
Xtremen Xtremen 91111 Super Shine Jockstrap Color Candy Pink
¥2,800
¥2,800
¥4,300
SOLD OUT
CandyMan CandyMan 99621 Chain and Cuffs Jockstrap Color Black
¥1,600
¥1,600
¥2,400
Save 15%
CandyMan CandyMan 99627 Lace Jockstrap Color Blue
¥3,500
¥3,500
¥4,100
Unico Unico 22070100108 Parafina Trunks Color 63-Printed
¥1,300
¥1,300
¥0
SOLD OUT
Unico Unico 22070100107 Utopia Trunks Color 90-Printed
¥3,000
¥3,000
¥4,600
Save 35%
Unico Unico 22070201106 Costera Briefs Color 63-Printed
¥3,000
¥3,000
¥4,600
JOR JOR 1607 JOR Trunks Color White
¥1,300
¥1,300
¥0
Save 33%
JOR JOR 1644 DF Bikini Color Printed
¥1,600
¥1,600
¥2,400
Save 33%
JOR JOR 1607 JOR Trunks Color Black
¥1,600
¥1,600
¥2,400
Save 33%
JOR JOR 1635 Electro Briefs Color Pink
¥1,600
¥1,600
¥2,400
JOR JOR 1612 Varsity Trunks Color Ochre
¥1,300
¥1,300
¥0
Save 33%
JOR JOR 1624 Eros Jockstrap Color White
¥1,600
¥1,600
¥2,400
Save 33%
JOR JOR 1609 JOR Jockstrap Color Red
¥1,600
¥1,600
¥2,400
Save 35%
JOR JOR 1639 Galo Bikini Color Red
¥2,800
¥2,800
¥4,300
Save 33%
JOR JOR 1641 Galo G-String Color Red
¥1,600
¥1,600
¥2,400
Save 33%
JOR JOR 1645 DF Jockstrap Color Printed
¥1,600
¥1,600
¥2,400
Save 33%
JOR JOR 1649 Guadalupe Briefs Color Printed
¥1,600
¥1,600
¥2,400
Save 33%
JOR JOR 1650 Guadalupe Jockstrap Color Printed
¥1,600
¥1,600
¥2,400
Save 35%
JOR JOR 1654 Rivera Bikini Color Printed
¥3,200
¥3,200
¥4,900
Save 33%
JOR JOR 1655 Rivera Jockstrap Color Printed
¥1,600
¥1,600
¥2,400
SOLD OUT
JOR JOR 1658 Jalisco Trunks Color Printed
¥1,300
¥1,300
¥0
Save 33%
JOR JOR 1660 Jalisco Jockstrap Color Printed
¥1,600
¥1,600
¥2,400
Save 33%
JOR JOR 1636 Electro Jockstrap Color Pink
¥1,600
¥1,600
¥2,400