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 1847 Ares Jockstrap Color White
Regular Price
¥2,600
Sale Price
¥2,600
Regular Price
¥4,000
Unit Price
per 
Save 35%
JOR JOR 1860 Element Trunks Color Terracotta
Regular Price
¥2,800
Sale Price
¥2,800
Regular Price
¥4,300
Unit Price
per 
Save 33%
JOR JOR 1861 Element Briefs Color Terracotta
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1862 Element Jockstrap Color Terracotta
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1838 Daily Jockstrap Color Purple
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1860 Element Trunks Color Petrol
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 15%
JOR JOR 1861 Element Briefs Color Petrol
Regular Price
¥4,100
Sale Price
¥4,100
Regular Price
¥4,800
Unit Price
per 
Save 14%
JOR JOR 1854 York Bikini Color Orange
Regular Price
¥3,800
Sale Price
¥3,800
Regular Price
¥4,400
Unit Price
per 
Save 33%
JOR JOR 1860 Element Trunks Color Nude
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 35%
JOR JOR 1861 Element Briefs Color Nude
Regular Price
¥2,800
Sale Price
¥2,800
Regular Price
¥4,300
Unit Price
per 
Save 33%
JOR JOR 1862 Element Jockstrap Color Nude
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1854 York Bikini Color Neon
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1835 Daily Trunks Color Mint
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 35%
JOR JOR 1837 Daily Bikini Color Mint
Regular Price
¥2,800
Sale Price
¥2,800
Regular Price
¥4,300
Unit Price
per 
Save 35%
JOR JOR 1838 Daily Jockstrap Color Mint
Regular Price
¥2,600
Sale Price
¥2,600
Regular Price
¥4,000
Unit Price
per 
Save 33%
JOR JOR 1827 Garoto Bikini Color Green
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
SOLD OUT
JOR JOR 1828 Dante Bikini Color Green
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1829 Dante Jockstrap Color Green
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1827 Garoto Bikini Color Gray
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 35%
JOR JOR 1837 Daily Bikini Color Gray
Regular Price
¥2,800
Sale Price
¥2,800
Regular Price
¥4,300
Unit Price
per 
SOLD OUT
JOR JOR 1838 Daily Jockstrap Color Gray
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1827 Garoto Bikini Color Cooper
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 35%
JOR JOR 1827 Garoto Bikini Color Gold
Regular Price
¥2,800
Sale Price
¥2,800
Regular Price
¥4,300
Unit Price
per 
Save 33%
JOR JOR 1831 Kioto Bikini Color Cocoa
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1832 Kioto Jockstrap Color Cocoa
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1831 Kioto Bikini Color Blue
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1832 Kioto Jockstrap Color Blue
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1835 Daily Trunks Color Blue
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1837 Daily Bikini Color Blue
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per 
Save 33%
JOR JOR 1838 Daily Jockstrap Color Blue
Regular Price
¥1,600
Sale Price
¥1,600
Regular Price
¥2,400
Unit Price
per