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 24010100104 Esquema Trunks Color 46-Blue
¥4,400
¥4,400
¥0
Unico Unico 24020100110 Redondel Trunks Color 46-Blue
¥4,400
¥4,400
¥0
Save 34%
Unico Unico 24020101110 Redondel Briefs Color 46-Blue
¥2,900
¥2,900
¥4,400
Unico Unico 24020100106 Laca Trunks Color 46-Black
¥4,400
¥4,400
¥0
Male Power Male Power 147-288 Show Stopper Mini Short Color Silver Mesh Dot
¥4,100
¥4,100
Save 34%
Male Power Male Power 131-293 Your Lace Or Mine Pouch Short Color Red-White-Blue
¥1,900
¥1,900
¥2,900
Male Power Male Power 145-294 Hazy Dayz Pouch Short Color Pot Leaf
¥3,000
¥3,000
Male Power Male Power 145-294 Hazy Dayz Pouch Short Color Mushrooms
¥3,000
¥3,000
Save 34%
Male Power Male Power 131-293 Your Lace Or Mine Pouch Short Color Multi
¥1,900
¥1,900
¥2,900
Male Power Male Power 130-290 Marble Mesh Micro Mini Short Color Light Blue
¥3,000
¥3,000
Male Power Male Power 145-285 Petal Power Pouch Short Color Daisy Print
¥3,000
¥3,000
Male Power Male Power 126-289 Lucifer Cut Out Short Color Burgundy
¥3,500
¥3,500
Save 34%
Male Power Male Power 141-292 Cut It Out Cut Out Mini Short Color Blue-Green-White
¥2,100
¥2,100
¥3,200
Male Power Male Power 126-289 Lucifer Cut Out Short Color Black
¥3,500
¥3,500
Male Power Male Power 130-290 Marble Mesh Micro Mini Short Color Black
¥3,000
¥3,000
Male Power Male Power 390-294 Hazy Dayz Jock Color Mushrooms
¥2,700
¥2,700
JOR JOR 1946 College Jockstrap Color Red
¥800
¥800
¥0
JOR JOR 1969 Oporto Bikini Color Black
¥4,200
¥4,200
¥0
Doreanse Doreanse 1217-PRN Groovy Bikini Color Printed
¥2,400
¥2,400
¥0
Doreanse Doreanse 1395-RED Aire Bikini Color Red
¥3,000
¥3,000
¥0
ErgoWear ErgoWear EW0623 FEEL XV Boxer Briefs Color Blue
¥1,200
¥1,200
¥0
ErgoWear ErgoWear EW0622 FEEL XV Boxer Briefs Color White
¥1,200
¥1,200
¥0
Save 35%
Papi Papi 705910-001 3PK 1X1 Rib Jockstrap Color Black
¥1,500
¥1,500
¥2,300
Save 35%
Papi Papi 705910-999 3PK 1X1 Rib Jockstrap Color Black-Red-Turquoise
¥1,500
¥1,500
¥2,300
Save 14%
PPU PPU 0965 Jockstrap Color Blue
¥1,900
¥1,900
¥2,200
Save 14%
PPU PPU 0965 Jockstrap Color Gray
¥1,900
¥1,900
¥2,200
Save 14%
PPU PPU 0965 Jockstrap Color Orange
¥1,900
¥1,900
¥2,200
Save 14%
PPU PPU 1305 Jockstrap Color Black
¥4,200
¥4,200
¥4,900
Save 14%
PPU PPU 1305 Jockstrap Color Blue
¥4,200
¥4,200
¥4,900
Save 15%
PPU PPU 1308 Jockstrap Color Gray-Red
¥2,300
¥2,300
¥2,700