Men's Underwear
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.
SALE
Papi
Papi UMPA081 2PK Microflex Jockstrap Color Tropical-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SALE
Papi
Papi UMPA081 2PK Microflex Jockstrap Color Pink-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SALE
Papi
Papi UMPA076 2PK Microflex Brazilian Trunks Color Waves-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
Papi
Papi UMPA088 2PK Microflex Brazilian Boxer Briefs Color Turquoise-Black
- Regular Price
- ¥5,000
- Sale Price
- ¥5,000
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi UMPA081 2PK Microflex Jockstrap Color Alloy-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SALE
Papi
Papi UMPA080 2PK Microflex Brazilian Trunks Color Pink-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
Papi
Papi UMPA080 2PK Microflex Brazilian Trunks Color Alloy-Black
- Regular Price
- ¥4,600
- Sale Price
- ¥4,600
- Regular Price
-
- Unit Price
- per
Papi
Papi UMPA081 2PK Microflex Jockstrap Color Waves-Black
- Regular Price
- ¥4,000
- Sale Price
- ¥4,000
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi UMPA076 2PK Microflex Brazilian Trunks Color Tropical-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SALE
Papi
Papi UMPA087 2PK Microflex Jockstrap Color Blue-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
Papi
Papi UMPA074 2PK Microflex Brazilian Trunks Color Tie Dye-Blue
- Regular Price
- ¥1,400
- Sale Price
- ¥1,400
- Regular Price
-
¥0
- Unit Price
- per
Papi
Papi UMPA107 2PK Microflex Performance Trunks Color Teal-Blue
- Regular Price
- ¥4,600
- Sale Price
- ¥4,600
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi UMPA107 2PK Microflex Performance Trunks Color Gray-Red
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SALE
Papi
Papi UMPA108 2PK Microflex Performance Jockstrap Color Teal-Blue
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
Papi
Papi UMPA107 2PK Microflex Performance Trunks Color Gray-Blue
- Regular Price
- ¥4,600
- Sale Price
- ¥4,600
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi UMPA108 2PK Microflex Performance Jockstrap Color Blue-Red
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
Papi
Papi UMPA107 2PK Microflex Performance Trunks Color Blue-Printed
- Regular Price
- ¥4,600
- Sale Price
- ¥4,600
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi UMPA108 2PK Microflex Performance Jockstrap Color Blue-Printed
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SALE
Papi
Papi UMPA108 2PK Microflex Performance Jockstrap Color Blue-Gray
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
Papi
Papi UMPA107 2PK Microflex Performance Trunks Color Black-Yellow
- Regular Price
- ¥4,600
- Sale Price
- ¥4,600
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi UMPA108 2PK Microflex Performance Jockstrap Color Black-Blue
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SALE
Papi
Papi UMPA108 2PK Microflex Performance Jockstrap Color Blue-Black
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
Papi
Papi UMPA107 2PK Microflex Performance Trunks Color Blue-Black
- Regular Price
- ¥4,600
- Sale Price
- ¥4,600
- Regular Price
-
- Unit Price
- per
SOLD OUT
Rico
Rico 250708 3PK Stripes Boxer Briefs Color Navy-Blue
- Regular Price
- ¥3,700
- Sale Price
- ¥3,700
- Regular Price
-
- Unit Price
- per
Roger Smuth
Roger Smuth RS010 Boxer Briefs Color White
- Regular Price
- ¥1,400
- Sale Price
- ¥1,400
- Regular Price
-
¥0
- Unit Price
- per
SOLD OUT
MaleBasics
MaleBasics MBL51 Sinful Trunks Color Printed Zebra
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
SOLD OUT
MaleBasics
MaleBasics MBM03 Performance Briefs Color Burgundy
- Regular Price
- ¥1,700
- Sale Price
- ¥1,700
- Regular Price
-
¥2,600
- Unit Price
- per
SOLD OUT
MaleBasics
MaleBasics MBL53 Lace Trunks Color Black
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
SOLD OUT
MaleBasics
MaleBasics MBM05 Performance Long Johns Color Navy
- Regular Price
- ¥4,700
- Sale Price
- ¥4,700
- Regular Price
-
¥7,300
- Unit Price
- per
SOLD OUT
MaleBasics
MaleBasics MBL57 Sinful Jockstrap Color Printed Zebra
- Regular Price
- ¥1,800
- Sale Price
- ¥1,800
- Regular Price
-
¥2,700
- Unit Price
- per