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.
Pikante
Pikante PIK 1269 Roskilde Briefs Color Blue
- Regular Price
- ¥8,000
- Sale Price
- ¥8,000
- Regular Price
-
¥0
- Unit Price
- per
SALE
Unico
Unico 1902010010352 Trunks Realism Color Black-White
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
SALE
Unico
Unico 1902010012093 Trunks Americano Color Printed
- Regular Price
- ¥3,300
- Sale Price
- ¥3,300
- Regular Price
-
¥5,000
- Unit Price
- per
SOLD OUT
Unico
Unico 1902010012552 Trunks Crossbreed Color Black-White
- Regular Price
- ¥3,300
- Sale Price
- ¥3,300
- Regular Price
-
¥5,000
- Unit Price
- per
SALE
Unico
Unico 1902010011993 Trunks Fintech Color Printed
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
SALE
Unico
Unico 1902010022863 Boxer Briefs Techne Color Black-White
- Regular Price
- ¥3,600
- Sale Price
- ¥3,600
- Regular Price
-
¥5,400
- Unit Price
- per
SALE
Unico
Unico 19160301230 Hilarious Jockstrap Color 89-Red
- Regular Price
- ¥2,100
- Sale Price
- ¥2,100
- Regular Price
-
¥3,200
- Unit Price
- per
SOLD OUT
Unico
Unico 22040100103 Seleirolia Trunks Color 90-Printed
- Regular Price
- ¥3,100
- Sale Price
- ¥3,100
- Regular Price
-
¥4,800
- Unit Price
- per
Papi
Papi 980501-941 3PK Cotton Stretch Brazilian Solids Color Black-Cobalt-Blue
- Regular Price
- ¥3,800
- Sale Price
- ¥3,800
- Regular Price
-
- Unit Price
- per
Papi
Papi 554101-001 3PK 1X1 Rib Low Rise Brief Color Black
- Regular Price
- ¥3,400
- Sale Price
- ¥3,400
- Regular Price
-
- Unit Price
- per
Papi
Papi 980501-001 3PK Cotton Stretch Brazilian Solids Color Black
- Regular Price
- ¥3,800
- Sale Price
- ¥3,800
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi 705910-001 3PK 1X1 Rib Jockstrap Color Black
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
Papi
Papi 980911-001 3PK Cotton Stretch Jockstrap Color Black
- Regular Price
- ¥2,800
- Sale Price
- ¥2,800
- Regular Price
-
- Unit Price
- per
Papi
Papi 980501-950 3PK Cotton Stretch Brazilian Solids Color Red-Gray-Black
- Regular Price
- ¥3,800
- Sale Price
- ¥3,800
- Regular Price
-
- Unit Price
- per
Papi
Papi 980403-941 3PK Cotton Stretch Brief Color Black-Cobalt-Blue
- Regular Price
- ¥3,100
- Sale Price
- ¥3,100
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi 980403-950 3PK Cotton Stretch Brief Color Red-Gray-Black
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
Papi
Papi 980403-001 3PK Cotton Stretch Brief Color Black
- Regular Price
- ¥3,100
- Sale Price
- ¥3,100
- Regular Price
-
- Unit Price
- per
Papi
Papi 705910W-100 3PK 1X1 Rib Jockstrap Color White
- Regular Price
- ¥3,200
- Sale Price
- ¥3,200
- Regular Price
-
- Unit Price
- per
SOLD OUT
Papi
Papi 554101W-100 3PK 1X1 Rib Low Rise Brief Color White
- Regular Price
- ¥3,400
- Sale Price
- ¥3,400
- Regular Price
-
- Unit Price
- per
Papi
Papi 980911-941 3PK Cotton Stretch Jockstrap Color Black-Cobalt-Blue
- Regular Price
- ¥2,800
- Sale Price
- ¥2,800
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi 980911-950 3PK Cotton Stretch Jockstrap Color Red-Gray-Black
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
Papi
Papi 980503-969 3PK Cotton Stretch Brazilian Yarndye Band Stripe Color Turquoise-Black
- Regular Price
- ¥3,800
- Sale Price
- ¥3,800
- Regular Price
-
- Unit Price
- per
SOLD OUT
Papi
Papi 980503-982 3PK Cotton Stretch Brazilian Yarndye Band Stripe Color Red-Black
- Regular Price
- ¥3,800
- Sale Price
- ¥3,800
- Regular Price
-
- Unit Price
- per
Papi
Papi 554101-962 3PK 1X1 Rib Low Rise Brief Color Black-Charcoal-Gray
- Regular Price
- ¥3,400
- Sale Price
- ¥3,400
- Regular Price
-
- Unit Price
- per
Papi
Papi 705910-962 3PK 1X1 Rib Jockstrap Color Black-Charcoal-Gray
- Regular Price
- ¥3,200
- Sale Price
- ¥3,200
- Regular Price
-
- Unit Price
- per
SOLD OUT
Papi
Papi 554101-400 3PK 1X1 Rib Low Rise Brief Color Light Blue-Cobalt-Navy
- Regular Price
- ¥3,400
- Sale Price
- ¥3,400
- Regular Price
-
- Unit Price
- per
SOLD OUT
Papi
Papi 554101-999 3PK 1X1 Rib Low Rise Brief Color Black-Red-Turquoise
- Regular Price
- ¥3,400
- Sale Price
- ¥3,400
- Regular Price
-
- Unit Price
- per
SALE
Papi
Papi 705910-999 3PK 1X1 Rib Jockstrap Color Black-Red-Turquoise
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
SALE
Papi
Papi 626185-962 Cool2 2PK Solid Boxer Briefs Color Black-Gray
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per
SALE
Papi
Papi 626185-982 Cool2 2PK Solid Boxer Briefs Color Black-Red
- Regular Price
- ¥1,600
- Sale Price
- ¥1,600
- Regular Price
-
¥2,500
- Unit Price
- per