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.

Save 35%
Pikante Pikante PIK 0510 Neon Briefs Color Green
¥1,500
¥1,500
¥2,300
Save 35%
Pikante Pikante PIK 0499 Seductive Briefs Color Red
¥1,500
¥1,500
¥2,300
Save 34%
Pikante Pikante PIK 0495 Hot Harness Briefs Color Black
¥2,700
¥2,700
¥4,100
Save 35%
Pikante Pikante PIK 0495 Hot Harness Briefs Color Red
¥1,500
¥1,500
¥2,300
Save 33%
Clever Clever 0671-1 Bonite Briefs Color Orange
¥3,000
¥3,000
¥4,500
Clever Clever 0536-1 Kroma Jockstrap Color Black
¥3,600
¥3,600
¥0
Save 35%
HAWAI HAWAI 42168 Printed Microfiber Jockstrap Color Taupe
¥1,500
¥1,500
¥2,300
Save 35%
HAWAI HAWAI 42181 Solid Microfiber Briefs Color Amber
¥1,500
¥1,500
¥2,300
Save 17%
HAWAI HAWAI 42156 Solid Lace Briefs Color Vanilla
¥3,000
¥3,000
¥3,600
Save 34%
HAWAI HAWAI 42182 Printed Microfiber Briefs Color Dark Blue
¥2,300
¥2,300
¥3,500
Save 35%
HAWAI HAWAI 42182 Printed Microfiber Briefs Color Military Green
¥1,500
¥1,500
¥2,300
CandyMan CandyMan 99312X Jockstrap Color Burgundy
¥3,900
¥3,900
¥0
CandyMan CandyMan 99312X Jockstrap Color Black
¥3,900
¥3,900
¥0
Save 35%
CandyMan CandyMan 99582 Harness-Jockstrap Outfit Color Burgundy
¥1,500
¥1,500
¥2,300
CandyMan CandyMan 99577 Mesh Garter Jockstrap Color Black
¥5,200
¥5,200
¥0
Save 34%
CandyMan CandyMan 99582 Harness-Jockstrap Outfit Color Black
¥3,800
¥3,800
¥5,800
Save 35%
CandyMan CandyMan 99581 Harness-Thongs Outfit Color Black
¥1,500
¥1,500
¥2,300
Save 35%
CandyMan CandyMan 99590 Mesh Top-Trunks Outfit Color Black
¥5,100
¥5,100
¥7,900
Save 34%
Pikante Pikante PIK 0842 Wolf Briefs Color Dark Blue
¥2,900
¥2,900
¥4,400
Save 34%
Pikante Pikante PIK 0836 Dirty Jockstrap Color Black
¥3,100
¥3,100
¥4,700
Save 35%
Pikante Pikante PIK 0842 Wolf Briefs Color Black
¥1,500
¥1,500
¥2,300
Save 34%
Pikante Pikante PIK 0833 Torture Briefs Color Black
¥3,300
¥3,300
¥5,000
Clever Clever 0786 Arawak Briefs Color Gray
¥3,900
¥3,900
¥0
Clever Clever 0786 Arawak Briefs Color Blue
¥3,900
¥3,900
¥0
Save 35%
CandyMan CandyMan 99615X Spank Me Lace Briefs Color White
¥1,500
¥1,500
¥2,300
Save 35%
CandyMan CandyMan 99615X Spank Me Lace Briefs Color Pink
¥1,500
¥1,500
¥2,300
Save 35%
CandyMan CandyMan 99615X Spank Me Lace Briefs Color Dark Blue
¥1,500
¥1,500
¥2,300
CandyMan CandyMan 99615X Spank Me Lace Briefs Color Dark Blue
¥4,500
¥4,500
Save 37%
CandyMan CandyMan 99536X Bikini Jockstrap Color Black-Animal Print
¥1,700
¥1,700
¥2,700
CandyMan CandyMan 99536X Bikini Jockstrap Color Black Stripes
¥2,900
¥2,900
¥0