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Mens
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Styles
Boxer BriefOur best seller · 6" inseam for thicker legs
Trunk4" inseam · A shorter leg for thinner legs
Boxer Brief Fly6" inseam · Easy-access front fly
Boxer Brief Sport8" inseam · Extra length for activity
Womens
Shop all womens
SmoothFit
Bikini BriefSeam free · Moderate coverage
Full BriefSeam free · Full coverage
BoylegSeam free · Longer leg coverage
ThongSeam free · Buttery soft
Padded BraWireless · Lifts and supports
Everyday
Body ShortsAnti-chafe panels · Breathable bamboo viscose
Kids
Socks
Limited Editions
Clearance
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Scorpio Season
Limited edition Scorpio Boxer Brief.

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Socks
Limited Editions
Clearance

Mens

Styles

Boxer BriefOur best seller · 6" inseam for thicker legs
Trunk4" inseam · A shorter leg for thinner legs
Boxer Brief Fly6" inseam · Easy-access front fly
Boxer Brief Sport8" inseam · Extra length for activity

Womens

SmoothFit

Bikini BriefSeam free · Moderate coverage
Full BriefSeam free · Full coverage
BoylegSeam free · Longer leg coverage
ThongSeam free · Buttery soft
Padded BraWireless · Lifts and supports

Everyday

Body ShortsAnti-chafe panels · Breathable bamboo viscose

Kids

Junior TrunkAges 6 to 14 · Wicks away sweat

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SHOP BOXER BRIEFS SHOP TRUNKS SHOP SPORTS

Mens Womens Kids

Best Seller

Boxer Brief - Black & Grey

black-currants

butter-nuts

smoking-gun

Boxer Brief

Thicker Legs

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Extra Length

Boxer Brief Sport - Hulks

hulks

Boxer Brief Sport

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Front Fly

Boxer Brief Fly - Navy

ahoy-sailor

black-currants

Boxer Brief Fly

Easy Access

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Shorter Length

Trunk - Orange

butter-nuts

black-currants

ahoy-sailor

Trunk

Thinner Legs

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Full Length

Best Seller

Women's SmoothFit Thong - Espresso-Tini

espresso-tini

chic-champagne

light-beige

blue-lagoon

SmoothFit Thong

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Lift & Support

Women's SmoothFit Padded Bra - Light Beige

chic-champagne

espresso-tini

light-beige

pink-beige

SmoothFit Padded Bra

Lift & Support

Shop All

Classic Cut

Women's SmoothFit Bikini Brief - Pink Beige

light-beige

espresso-tini

pink-beige

pina-colada

SmoothFit Bikini Brief

Moderate Coverage

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Full Coverage

Women's SmoothFit Full Brief - Tan

tan

chic-champagne

espresso-tini

blue-lagoon

SmoothFit Full Brief

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Lounging

Women's Body Shorts - Tap Shoe

tap-shoe

Body Shorts

Shop All

black-currants

ahoy-sailor

Junior Trunk - Classic Colors

juicy-plums

Junior Trunk - Fun Colors

Junior Trunk - Snow Worries

snow-worries

stormz

Junior Trunk - Muted Colors

Ages 2 - 14

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About Us

Step One is a leading direct-to-consumer online retailer for underwear. Step One offers an exclusive range of high quality, organically grown and certified, sustainable, and ethically manufactured underwear that suits a broad range of body types. Step One has transformed the underwear market with an innovative design and cult-like following and has quickly grown into a multinational company operating in Australia, the US and the UK.

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