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%
JOR JOR 1742 Riders Jockstrap Color Black
¥1,500
¥1,500
¥2,300
Roger Smuth Roger Smuth RS084 Bikini Color Royal Blue
¥6,800
¥6,800
¥0
Save 35%
Roger Smuth Roger Smuth RS085 Bikini Color Lime Green
¥1,500
¥1,500
¥2,300
Save 35%
Roger Smuth Roger Smuth RS085 Bikini Color Fuchsia
¥1,500
¥1,500
¥2,300
Save 34%
JOR JOR 1736 Speed Jockstrap Color Turquoise
¥2,700
¥2,700
¥4,100
Save 34%
JOR JOR 1752 Party Trunks Color Printed
¥3,100
¥3,100
¥4,700
Save 34%
JOR JOR 1735 Speed Briefs Color Orange
¥2,700
¥2,700
¥4,100
Save 34%
JOR JOR 1745 Monet Bikini Color Black
¥2,500
¥2,500
¥3,800
Save 35%
PPU PPU 2307 Ball Lifter Jockstrap Color Yellow
¥1,500
¥1,500
¥2,300
Save 14%
PPU PPU 2304 Ball Lifter Jockstrap Color White
¥3,600
¥3,600
¥4,200
Save 14%
PPU PPU 2305 Mesh Jockstrap Color White
¥5,000
¥5,000
¥5,800
Save 13%
PPU PPU 2306 Thong or Jockstrap Color White
¥3,900
¥3,900
¥4,500
Save 16%
PPU PPU 2311 Microfiber Jockstrap Color White
¥4,100
¥4,100
¥4,900
Save 16%
PPU PPU 2313 Peek-a-boo Jockstrap Color White
¥4,100
¥4,100
¥4,900
Save 13%
PPU PPU 2308 One Side Mesh Jockstrap Color Turquoise
¥3,900
¥3,900
¥4,500
Save 14%
PPU PPU 2304 Ball Lifter Jockstrap Color Red
¥3,600
¥3,600
¥4,200
Save 14%
PPU PPU 2305 Mesh Jockstrap Color Red
¥5,000
¥5,000
¥5,800
Save 13%
PPU PPU 2306 Thong or Jockstrap Color Red
¥3,900
¥3,900
¥4,500
Save 14%
PPU PPU 2305 Mesh Jockstrap Color Orange
¥5,000
¥5,000
¥5,800
Save 13%
PPU PPU 2306 Thong or Jockstrap Color Orange
¥3,900
¥3,900
¥4,500
Save 13%
PPU PPU 2308 One Side Mesh Jockstrap Color Orange
¥3,900
¥3,900
¥4,500
Save 35%
PPU PPU 2307 Ball Lifter Jockstrap Color Jade
¥1,500
¥1,500
¥2,300
Save 14%
PPU PPU 2304 Ball Lifter Jockstrap Color Gray
¥3,600
¥3,600
¥4,200
Save 14%
PPU PPU 2305 Mesh Jockstrap Color Gray
¥5,000
¥5,000
¥5,800
Save 15%
PPU PPU 2310 Ball Lifter and Thong Jockstrap Color Fuchsia
¥4,700
¥4,700
¥5,500
Save 36%
PPU PPU 2307 Ball Lifter Jockstrap Color Blue
¥3,400
¥3,400
¥5,300
Save 13%
PPU PPU 2308 One Side Mesh Jockstrap Color Blue
¥3,900
¥3,900
¥4,500
Save 13%
PPU PPU 2306 Thong or Jockstrap Color Black
¥3,900
¥3,900
¥4,500
Save 35%
PPU PPU 2307 Ball Lifter Jockstrap Color Black
¥1,500
¥1,500
¥2,300
Save 13%
PPU PPU 2309 Microfiber Jockstrap Color Black
¥3,900
¥3,900
¥4,500