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Layers Classic Ribbed Fitted Tank White - C - IN2 New York

Layers Classic Ribbed Fitted Tank White

Color: WHITE

$32.00 USD

Hand Me Down Crew Neck T-Shirt Smoke Heather

Hand Me Down Crew Neck T-Shirt Smoke Heather

Color: SMOKE HEATHER

$36.00 USD $45.00 USD

High Twist Summer Crew Neck T-Shirt Black - C - IN2 New York

RO3 High Twist Summer Crew Neck T-Shirt Black

Color: BLACK

$16.00 USD $40.00 USD

Layers Slim Crew Neck T-Shirt Black

Layers Slim Crew Neck T-Shirt Black

Color: BLACK

$32.00 USD $40.00 USD

Layers Slim Crew Neck T-Shirt White

Layers Slim Crew Neck T-Shirt White

Color: WHITE

$40.00 USD

Underwear that looks good on you.

C-IN2 makes bold, body-positive underwear, tees, and tanks designed to fit better, feel better, and show off your best angles. Whether you're shopping for comfort, confidence, or sex appeal—we've got you covered.

Welcome to C-IN2

Underwear that fits better, feels better, and shows off your best self.

Explore Our Best Sellers

C-IN2 Best Sellers

Our most-loved styles, trusted for comfort, performance, and style. From everyday staples to bold standouts, these best sellers speak for themselves.

Shop Our Best Sellers

100% Pima Cotton T-Shirts with a Fit That Flatters ⁶

Boxer Briefs Built for Everyday Comfort ¹⁷

Tanks That Hug Just Right ⁶

Briefs with a Sculpted Contour Pouch ²⁰

Not your basic basics—C-IN2 blends bold design, premium fabric, and smart fit.

Why C-IN2?

🡆 Fit That Moves With You – Contoured pouches, smart seams, sculpted cuts

🡆 Premium Everyday Fabrics – Pima cotton, breathable mesh, bamboo blends

🡆 Designed for Comfort + Confidence – Built for workouts, weekends, and whatever's next

🡆 Smart Details That Matter – No roll, no ride-up, no twist

🡆 100K+ Customers and Counting – Trusted for quality, comfort, and bold design

Your New Favorites, All in One Place

Discover our best-selling styles and everyday go-to’s—underwear, tees, and tanks built for comfort, confidence, and repeat wear.

245 products

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Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black

Rated 4.8 out of 5 stars

Core Low Rise Brief Grey Heather

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather

Rated 4.8 out of 5 stars

Core Low Rise Brief White

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White

Rated 4.8 out of 5 stars

Core Sport Brief Black - C - IN2 New York

Core Sport Brief Black - C - IN2 New York

Core Sport Brief Black - C - IN2 New York

Core Sport Brief Black - C - IN2 New York

Core Sport Brief Black - C - IN2 New York

Core Sport Brief Black - C - IN2 New York

Core Sport Brief Black - C - IN2 New York

Core Sport Brief Black

Rated 4.8 out of 5 stars

Core Mid Rise Brief Grey Heather - C - IN2 New York

Core Mid Rise Brief Grey Heather - C - IN2 New York

Core Mid Rise Brief Grey Heather - C - IN2 New York

Core Mid Rise Brief Grey Heather - C - IN2 New York

Core Mid Rise Brief Grey Heather - C - IN2 New York

Core Mid Rise Brief Grey Heather - C - IN2 New York

Core Mid Rise Brief Grey Heather - C - IN2 New York

Core Mid Rise Brief Grey Heather

Rated 4.7 out of 5 stars

Premium Stretch 3-Pack Low Rise Brief Black

New Collection

Premium Stretch 3-Pack Low Rise Brief Black

Rated 4.3 out of 5 stars

Premium Stretch 3-Pack Low Rise Brief White

New Collection

Premium Stretch 3-Pack Low Rise Brief White

Rated 4.3 out of 5 stars

Core Sport Brief Grey Heather - C - IN2 New York

Core Sport Brief Grey Heather - C - IN2 New York

Core Sport Brief Grey Heather - C - IN2 New York

Core Sport Brief Grey Heather - C - IN2 New York

Core Sport Brief Grey Heather - C - IN2 New York

Core Sport Brief Grey Heather - C - IN2 New York

Core Sport Brief Grey Heather - C - IN2 New York

Sale

Core Sport Brief Grey Heather

Rated 4.8 out of 5 stars

$22.40 USD $28.00 USD

Core Mid Rise Brief White

Core Mid Rise Brief White - C - IN2 New York

Core Mid Rise Brief White - C - IN2 New York

Core Mid Rise Brief White - C - IN2 New York

Core Mid Rise Brief White - C - IN2 New York

Core Mid Rise Brief White

Rated 4.7 out of 5 stars

Core Sport Brief White

Core Sport Brief White - C - IN2 New York

Core Sport Brief White - C - IN2 New York

Core Sport Brief White - C - IN2 New York

Core Sport Brief White - C - IN2 New York

Sale

Core Sport Brief White

Rated 4.8 out of 5 stars

$22.40 USD $28.00 USD

Core Mid Rise Brief Lagoon Blue - C - IN2 New York

Core Mid Rise Brief Lagoon Blue - C - IN2 New York

Core Mid Rise Brief Lagoon Blue - C - IN2 New York

Core Mid Rise Brief Lagoon Blue - C - IN2 New York

Core Mid Rise Brief Lagoon Blue - C - IN2 New York

Core Mid Rise Brief Lagoon Blue - C - IN2 New York

Core Mid Rise Brief Lagoon Blue - C - IN2 New York

Core Mid Rise Brief Lagoon Blue

Rated 4.7 out of 5 stars

75 products

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Core Low Rise Brief White

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White - C - IN2 New York

Core Low Rise Brief White

Rated 4.8 out of 5 stars

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black - C - IN2 New York

Core Low Rise Brief Black

Rated 4.8 out of 5 stars

Core Low Rise Brief Grey Heather

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather - C - IN2 New York

Core Low Rise Brief Grey Heather

Rated 4.8 out of 5 stars

Dip Dye Low Rise Brief Goldfish Orange

New Collection

Dip Dye Low Rise Brief Goldfish Orange

Rated 5.0 out of 5 stars

Dip Dye Relaxed Tank Goldfish Orange

New Collection

Dip Dye Relaxed Tank Goldfish Orange

Rated 3.0 out of 5 stars

Dip Dye Trunk Goldfish Orange

New Collection

Dip Dye Trunk Goldfish Orange

Dip Dye Jock Goldfish Orange

New Collection

Dip Dye Jock Goldfish Orange

Super Bright Jock Neon Yellow

New Season

Super Bright Jock Neon Yellow

Rated 4.9 out of 5 stars

Super Bright Racerback Tank Neon Yellow

New Season

Super Bright Racerback Tank Neon Yellow

Rated 4.8 out of 5 stars

Super Bright Trunk Neon Yellow

New Season

Super Bright Trunk Neon Yellow

Super Bright Low Rise Brief Neon Yellow

New Season

Super Bright Low Rise Brief Neon Yellow

Rated 4.8 out of 5 stars

69 products

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Core Low Rise Trunk White (Smooth Leg Finish)

Sale

Core Low Rise Trunk White (Smooth Leg Finish)

Rated 4.5 out of 5 stars

$24.00 USD $30.00 USD

Core Mid Rise Trunk White

Core Mid Rise Trunk White - C - IN2 New York

Core Mid Rise Trunk White - C - IN2 New York

Core Mid Rise Trunk White - C - IN2 New York

Core Mid Rise Trunk White - C - IN2 New York

Sale

Core Mid Rise Trunk White

Rated 4.6 out of 5 stars

$24.00 USD $30.00 USD

Core Low Rise Trunk White - C - IN2 New York

Core Low Rise Trunk White - C - IN2 New York

Core Low Rise Trunk White - C - IN2 New York

Core Low Rise Trunk White - C - IN2 New York

Core Low Rise Trunk White - C - IN2 New York

Core Low Rise Trunk White - C - IN2 New York

Core Low Rise Trunk White - C - IN2 New York

Sale

Core Low Rise Trunk White

Rated 4.5 out of 5 stars

$24.00 USD $30.00 USD

Core Low Rise Trunk Black (Smooth Leg Finish)

Sale

Core Low Rise Trunk Black (Smooth Leg Finish)

Rated 4.5 out of 5 stars

$24.00 USD $30.00 USD

Core Mid Rise Trunk Black - C - IN2 New York

Core Mid Rise Trunk Black - C - IN2 New York

Core Mid Rise Trunk Black - C - IN2 New York

Core Mid Rise Trunk Black - C - IN2 New York

Core Mid Rise Trunk Black - C - IN2 New York

Core Mid Rise Trunk Black - C - IN2 New York

Core Mid Rise Trunk Black - C - IN2 New York

Sale

Core Mid Rise Trunk Black

Rated 4.6 out of 5 stars

$24.00 USD $30.00 USD

Core Low Rise Trunk Black

Core Low Rise Trunk Black - C - IN2 New York

Core Low Rise Trunk Black - C - IN2 New York

Core Low Rise Trunk Black - C - IN2 New York

Core Low Rise Trunk Black - C - IN2 New York

Sale

Core Low Rise Trunk Black

Rated 4.5 out of 5 stars

$24.00 USD $30.00 USD

Core Crew Socks 3 Pack Black - C - IN2 New York

Core Crew Socks 3 Pack Black - C - IN2 New York

Core Crew Socks 3 Pack Black - C - IN2 New York

Core Crew Socks 3 Pack Black - C - IN2 New York

Sale

Core Crew Socks 3 Pack Black

Rated 4.9 out of 5 stars

$19.60 USD $28.00 USD

Layers Slim Deep V - Neck T-Shirt Black - C - IN2 New York

Layers Slim Deep V - Neck T-Shirt Black - C - IN2 New York

Layers Slim Deep V - Neck T-Shirt Black - C - IN2 New York

Layers Slim Deep V - Neck T-Shirt Black - C - IN2 New York

Layers Slim Deep V - Neck T-Shirt Black - C - IN2 New York

Sale

Layers Slim Deep V-Neck T-Shirt Black

Rated 4.2 out of 5 stars

$32.00 USD $40.00 USD

New Core Ankle Socks 3 Pack White - C - IN2 New York

New Core Ankle Socks 3 Pack White - C - IN2 New York

New Core Ankle Socks 3 Pack White - C - IN2 New York

New Core Ankle Socks 3 Pack White - C - IN2 New York

New Core Ankle Socks 3 Pack White - C - IN2 New York

New Core Ankle Socks 3 Pack White - C - IN2 New York

Sale

New Core Ankle Socks 3 Pack White

Rated 4.6 out of 5 stars

$16.80 USD $24.00 USD

Flex Low Rise Brief Sapphire Blue - C - IN2 New York

Flex Low Rise Brief Sapphire Blue - C - IN2 New York

Flex Low Rise Brief Sapphire Blue - C - IN2 New York

Flex Low Rise Brief Sapphire Blue - C - IN2 New York

Flex Low Rise Brief Sapphire Blue - C - IN2 New York

Flex Low Rise Brief Sapphire Blue - C - IN2 New York

Flex Low Rise Brief Sapphire Blue

Rated 4.2 out of 5 stars

Pro Boxer Brief 5" Inseam Black - C - IN2 New York

Pro Boxer Brief 5" Inseam Black - C - IN2 New York

Pro Boxer Brief 5" Inseam Black - C - IN2 New York

Pro Boxer Brief 5" Inseam Black - C - IN2 New York

Pro Boxer Brief 5" Inseam Black - C - IN2 New York

Pro Boxer Brief 5" Inseam Black - C - IN2 New York

Sale

Pro Boxer Brief 5" Inseam Black

Rated 3.3 out of 5 stars

$27.20 USD $34.00 USD

Premium Basics, Engineered for Every Body

C-IN2 is a New York–born men’s underwear and apparel brand with one mission: to make every man look good and feel confident. We design premium basics and fashion-forward styles with innovative fabrics, engineered fits, and durable construction that lasts. Working closely with our partners, we create unique materials and refine every detail—from the cut of a t-shirt to the fit of a brief—to deliver comfort and style you can feel every day. Inclusive, empowering, and unapologetically bold—C-IN2 is made for every body.