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 16%
Pikante Pikante PIK 1016 Sacer Bikini Color Red
$38.00
$38.00
$45.00
Save 35%
ErgoWear ErgoWear EW1201 FEEL XV Trunks Color White
$40.00
$40.00
$62.00
SOLD OUT
ErgoWear ErgoWear EW1204 FEEL XV Briefs Color Stonewash
$16.00
$16.00
$24.00
Save 15%
ErgoWear ErgoWear EW1197 FEEL XV Trunks Color Burgundy
$53.00
$53.00
$62.00
Save 33%
ErgoWear ErgoWear EW1200 FEEL XV Briefs Color White
$16.00
$16.00
$24.00
SOLD OUT
ErgoWear ErgoWear EW1196 FEEL XV Briefs Color Burgundy
$16.00
$16.00
$24.00
Save 33%
Unico Unico 22100100109 Camupixel Trunks Color 99-Printed
$16.00
$16.00
$24.00
Save 15%
Unico Unico 22100100102 Revivir Trunks Color 90-Printed
$40.00
$40.00
$47.00
Save 15%
Unico Unico 22100100107 Escocia Trunks Color 90-Printed
$40.00
$40.00
$47.00
Save 34%
Unico Unico 22100100111 Espuma De Mar Trunks Color 90-Printed
$31.00
$31.00
$47.00
Save 15%
Unico Unico 22100100112 Seco Trunks Color 90-Printed
$40.00
$40.00
$47.00
Save 15%
Unico Unico 22100100115 Tartan Trunks Color 90-Printed
$40.00
$40.00
$47.00
Save 15%
Unico Unico 22100100117 Acrilico Trunks Color 90-Printed
$40.00
$40.00
$47.00
Save 15%
Unico Unico 22100100120 Granulado Trunks Color 90-Printed
$40.00
$40.00
$47.00
Save 34%
Unico Unico 22100100121 Valioso Trunks Color 90-Printed
$31.00
$31.00
$47.00
Save 33%
Unico Unico 22100201120 Granulado Briefs Color 90-Printed
$16.00
$16.00
$24.00
Save 33%
Unico Unico 22100100110 Citrico Trunks Color 77-Printed
$16.00
$16.00
$24.00
Save 34%
Unico Unico 22100100113 Lirico Trunks Color 63-Printed
$31.00
$31.00
$47.00
Save 15%
Unico Unico 22100100123 Tintado Trunks Color 63-Printed
$40.00
$40.00
$47.00
Save 34%
Unico Unico 22100201123 Tintado Briefs Color 63-Printed
$31.00
$31.00
$47.00
Save 33%
Unico Unico 22110201110 Marroqui Briefs Color 63-Printed
$16.00
$16.00
$24.00
Save 33%
Unico Unico 22110201114 Rugoso Briefs Color 5-Printed
$16.00
$16.00
$24.00
SOLD OUT
ErgoWear ErgoWear EW1214 MAX MESH Boxer Briefs Color Cobalt Blue
$16.00
$16.00
$24.00
Save 15%
ErgoWear ErgoWear EW1217 MAX Trunks Color Burgundy
$47.00
$47.00
$55.00
Save 33%
Clever Clever 1030 Berna Briefs Color White
$16.00
$16.00
$24.00
Save 34%
Clever Clever 1032 Lucerna Trunks Color White
$31.00
$31.00
$47.00
Save 34%
Clever Clever 1027 Zurich Trunks Color Pink
$33.00
$33.00
$50.00
Save 33%
Clever Clever 1041 Zug Trunks Color Fuchsia
$16.00
$16.00
$24.00
Save 34%
Clever Clever 1046 Glaris Jockstrap Color Blue
$29.00
$29.00
$44.00
Save 34%
Clever Clever 1028 Zurich Briefs Color Black
$31.00
$31.00
$47.00