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.
CandyMan CandyMan 99608 Zipper Jockstrap Color Black
¥4,900
¥4,900
¥0
Save 35%
Unico Unico 22050201102 Cocotera Briefs Color 90-Blue
¥1,500
¥1,500
¥2,300
Unico Unico 22050201104 Croton Briefs Color 63-Printed
¥5,000
¥5,000
¥0
Save 35%
Papi Papi UMPA081 2PK Microflex Jockstrap Color Tropical-Black
¥1,500
¥1,500
¥2,300
Save 35%
Papi Papi UMPA080 2PK Microflex Brazilian Trunks Color Pink-Black
¥1,500
¥1,500
¥2,300
Papi Papi UMPA080 2PK Microflex Brazilian Trunks Color Alloy-Black
¥4,100
¥4,100
Unico Unico 22120100107 Intenso M22 Trunks Color 99-Black
¥4,300
¥4,300
¥0
Unico Unico 22110100103 Astros Trunks Color 90-Black
¥4,300
¥4,300
¥0
Unico Unico 22110100201 Naviero Boxer Briefs Color 29-White
¥5,100
¥5,100
¥0
Unico Unico 22110100101 Naviero Trunks Color 29-White
¥4,700
¥4,700
¥0
Unico Unico 22100100203 Senda Boxer Briefs Color 82-Dark Blue
¥4,600
¥4,600
¥0
Unico Unico 22110100203 Astros Boxer Briefs Color 90-Black
¥4,600
¥4,600
¥0
Unico Unico 22100100103 Senda Trunks Color 82-Dark Blue
¥4,300
¥4,300
¥0
Save 34%
Unico Unico 22110201103 Astros Briefs Color 90-Black
¥2,500
¥2,500
¥3,800
Unico Unico 22100201103 Senda Briefs Color 82-Dark Blue
¥4,600
¥4,600
¥0
Save 34%
Unico Unico 22070201106 Costera Briefs Color 63-Printed
¥2,900
¥2,900
¥4,400
Save 35%
JOR JOR 1635 Electro Briefs Color Pink
¥1,500
¥1,500
¥2,300
Save 34%
JOR JOR 1624 Eros Jockstrap Color White
¥2,500
¥2,500
¥3,800
Save 35%
JOR JOR 1609 JOR Jockstrap Color Red
¥1,500
¥1,500
¥2,300
JOR JOR 1638 Galo Trunks Color Red
¥1,200
¥1,200
¥0
Save 34%
JOR JOR 1639 Galo Bikini Color Red
¥2,700
¥2,700
¥4,100
Save 35%
JOR JOR 1640 Galo Jockstrap Color Red
¥1,500
¥1,500
¥2,300
Save 35%
JOR JOR 1645 DF Jockstrap Color Printed
¥1,500
¥1,500
¥2,300
JOR JOR 1649 Guadalupe Briefs Color Printed
¥5,200
¥5,200
¥0
Save 35%
JOR JOR 1650 Guadalupe Jockstrap Color Printed
¥1,500
¥1,500
¥2,300
Save 35%
JOR JOR 1655 Rivera Jockstrap Color Printed
¥1,500
¥1,500
¥2,300
Save 34%
JOR JOR 1654 Rivera Bikini Color Printed
¥3,100
¥3,100
¥4,700
Save 35%
JOR JOR 1660 Jalisco Jockstrap Color Printed
¥1,500
¥1,500
¥2,300
Save 34%
JOR JOR 1636 Electro Jockstrap Color Pink
¥2,700
¥2,700
¥4,100
Save 35%
JOR JOR 1624 Eros Jockstrap Color Navy
¥1,500
¥1,500
¥2,300