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.
Xtremen Xtremen 91028 Piping Boxer Briefs Color Gray
¥1,300
¥1,300
¥0
Xtremen Xtremen 91029 Stripes Briefs Color White
¥1,000
¥1,000
¥0
Xtremen Xtremen 51437C Cycling Print Boxer Briefs Color Dark Gray
¥1,300
¥1,300
¥0
Xtremen Xtremen 51437C Cycling Print Boxer Briefs Color Light Gray
¥1,300
¥1,300
¥0
Xtremen Xtremen 51443C Jacquard Camouflage Boxer Briefs Color Black
¥1,300
¥1,300
¥0
Xtremen Xtremen 54446C Jacquard Stripes Boxer Briefs Color Blue
¥1,300
¥1,300
¥0
Xtremen Xtremen 51443C Jacquard Camouflage Boxer Briefs Color Gray
¥1,300
¥1,300
¥0
Xtremen Xtremen 54446C Jacquard Stripes Boxer Briefs Color Gray
¥1,300
¥1,300
¥0
Clever Clever 5412 Antonio Classic Briefs Color Beige
¥1,000
¥1,000
¥0
Doreanse Doreanse 1212-WHT Metro Jock Color White
¥3,300
¥3,300
¥0
HAWAI HAWAI 41953 Boxer Briefs Color Mint Cream
¥1,300
¥1,300
¥0
HAWAI HAWAI 41975 Briefs Color Mahogany
¥1,000
¥1,000
¥0
HAWAI HAWAI 41971 Boxer Briefs Color Mint Cream
¥1,300
¥1,300
¥0
HAWAI HAWAI 41972 Boxer Briefs Color Gray
¥1,300
¥1,300
¥0
HAWAI HAWAI 41852 Boxer Briefs Color White
¥1,300
¥1,300
¥0
HAWAI HAWAI 41953 Boxer Briefs Color Mahogany
¥1,300
¥1,300
¥0
Save 36%
Hidden Hidden 970 Open Trunks Color Black
¥1,600
¥1,600
¥2,500
Save 36%
Hidden Hidden 952 Mesh Trunks Color Beige
¥1,600
¥1,600
¥2,500
Save 36%
Hidden Hidden 961 Mesh Mini Trunks Color Beige
¥1,600
¥1,600
¥2,500
Save 36%
Hidden Hidden 965 Open Side Briefs Color Black
¥1,600
¥1,600
¥2,500
Save 36%
Hidden Hidden 953 Garterbelt Briefs Color Black
¥1,600
¥1,600
¥2,500
Save 35%
Hidden Hidden 966 Mesh Bikini Color Black
¥2,000
¥2,000
¥3,100
Save 36%
Hidden Hidden 955 Mesh Briefs Color Black-White
¥1,600
¥1,600
¥2,500
Save 35%
Hidden Hidden 952 Mesh Trunks Color Blue
¥2,800
¥2,800
¥4,300
Save 36%
Hidden Hidden 962 Jockstrap-Bikini Color Blue
¥1,600
¥1,600
¥2,500
Save 36%
Hidden Hidden 971 Jockstrap-Thong Color Red
¥1,600
¥1,600
¥2,500
Save 35%
Hidden Hidden 952 Mesh Trunks Color White
¥2,800
¥2,800
¥4,300
Save 36%
Hidden Hidden 956 Mesh Bikini Color White
¥1,600
¥1,600
¥2,500
Save 35%
Hidden Hidden 966 Mesh Bikini Color White
¥2,000
¥2,000
¥3,100
Save 35%
Hidden Hidden 961 Mesh Mini Trunks Color White
¥2,600
¥2,600
¥4,000