Men's Underwear - Trunk

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Buy Underwear Online at Step One | The best anti-chafe underwear

Trunk - Black Currants

$28.50

Trunk - Ahoy Sailor

$28.50

Trunk - Smoking Gun

$28.50

Trunk - Scorpians

$28.50

Trunk - Juicy Plums

$28.50

Trunk - Ice Cubes

$28.50

Trunk - Butter Nuts

$28.50

Trunk - Smashed Avo

$28.50

Trunk - Twin Boosters

$28.50

Trunk - Yankee Doodles

$28.50

Trunk - U-Up?

$28.50

Buy Mens Underwear Online at Step One US

Trunk - Jungle Bitz

$28.50

Trunk - Cherry Cheeks

$28.50

Trunk - Skid Marks

$28.50

Trunk - Snow Worries

$28.50

Trunk - Bubble O' Balls

$28.50

Trunk - Snowballs

$28.50

Trunk - Ken Ell

$28.50

Save 0%

Trunk - Cowabungas

$28.50

$28.54

Trunk - Butt Quacks

$28.50

Trunk - Jail Brakes

$28.50

Trunk - Tin Cans

$28.50

Trunk - Egg Yolks

$28.50

Trunk - Santas Sack

$28.50

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First Pair Guarantee

We are so confident you'll love your Step Ones, we'll give you a full refund on your first opened and worn pair if you don't like them for any reason.

Easy Returns

Picked the wrong size by mistake? No problem. On top of our first pair guarantee we also offer returns/exchanges on all unopened products.