Search River Island

My River Island

Info & help

Follow us

  1. Home
  2. Men
  3. underwear

Mens Underwear

Some people say, it's what's on the inside that counts. We say, it's what's underneath that counts. If you’re looking for men’s underwear, you’ve come to the right place. Briefs and socks– all the essentials are right here. From novelty prints to plain, replenish your top drawer with our sock and underwear multipacks.

107 products
Black RI monogram socks
promo badge
Black RI monogram socks
$6.00
Ecru RI print trunks 5 pack
Ecru RI print trunks 5 pack
$48.00
Black RI monogram print trunks 5 pack
Black RI monogram print trunks 5 pack
$44.00
  • Black
  • Red
Grey penguin print socks
promo badge
Grey penguin print socks
$6.00
promo badge
Navy RI monogram socks
$8.00
promo badge
Blue shark print Christmas socks
$6.00
Red geo printed RI hipsters 5 pack
$48.00
Prolific red trunks 5 pack
$44.00
Navy spot print RVR embroidered sock 5 pack
$24.00
promo badge
Navy jacquard spot socks
$8.00
promo badge
Red fox embroidered Christmas socks
$8.00
  • Red
  • Blue
promo badge
Black Christmas slogan print socks
$6.00
promo badge
Blue dino embroidered Christmas socks
$8.00
  • Blue
  • Red
promo badge
Big and Tall grey metallic trunks 5 pack
$44.00
promo badge
White trainer liners socks
$6.00
promo badge
Yellow RI monogram socks
$6.00
promo badge
White stripe tube socks
$6.00
Khaki RI waistband trunks 3 pack
$30.00
Maison Riviera purple trunks 5 pack
$48.00
Purple Prolific trunks 5 pack
$44.00
Multicoloured RI hipsters 5 pack
$48.00
Blue printed RI hipsters 5 pack
$48.00
promo badge
Maison Riviera black muscle hipsters 3 pack
$30.00
promo badge
Maison Riviera grey trainer liner socks
$6.00
Blue RI waistband trunks 5 pack
$44.00
promo badge
Green robin and mistletoe Christmas socks
$6.00
Red metallic thong
$12.00
promo badge
Red "Christmas sock" print socks
$6.00
promo badge
White #naughtylist Christmas socks
$6.00
promo badge
Big and Tall black trunks 5 pack
$44.00
Superdry navy and grey sport boxer 2 pack
$40.00 $50.00
promo badge
Grey dog print socks
$6.00
  • Grey
  • Blue
  • Pink
  • +1
promo badge
Red jacquard spot socks
$8.00
Superdry blue and grey sport boxer 2 pack
$40.00 $50.00
Burgundy multicoloured RI socks 5 pack
$24.00
Black Christmas socks 3 pack
$20.00
Silver metallic thong
$12.00
Black sushi socks
$22.00
Brown taco socks
$22.00
Red RI hipster 5 pack
$44.00
Superdry red print grey socks 3 pack
$34.00
Red RI monogram print trunk 5 pack
$44.00
  • Red
  • Black
Grey RI waistband trunks 3 pack
$30.00
  • Grey
  • Blue
  • Blue
  • +1
Black RI gold metallic trunks 5 pack
$44.00
Prolific grey waistband hipster 5 pack
$44.00
promo badge
Grey check Maison Riviera socks
$6.00
Superdry orange print black socks 3 pack
$34.00
promo badge
Yellow 'Rollin' frog print socks
$6.00
  • Yellow
  • Blue
  • Grey
  • +1
Black gold print trim trunks 5 pack
$44.00
Maison Riviera green trunks 3 pack
$30.00
Navy stag and fox print socks 5 pack
$24.00
Black RI branding trunk 3 pack
$30.00
Navy check RI waistband hipster 5 pack
$44.00
Maison Riviera multicoloured sock 5 pack
$24.00
Green RI waistband 5 pack hipster
$44.00
Blue geo print RI waistband trunks 3 pack
$30.00
promo badge
Blue 'Wolf pack' print socks
$6.00
  • Blue
  • Grey
  • Pink
  • +1
Grey spot printed RI socks 5 pack
$24.00
promo badge
Blue RI print 3 pack muscle hipsters
$30.00
Black RI print 5 pack hipsters
$44.00
of 2
;