Start Earning Rewards Join the C-IN2 Circle
Free Shipping US orders over $99
Easy Returns Go to Returns Center
Popular searches
Popular products
Core Low Rise Brief White
Perfect Pima Relaxed Polo Pino Pink
Hand Me Down Dash Brief Smoke heather
Layers Classic Ribbed Fitted Tank White
International orders are final sale. For orders that are shipping to destinations outside of the United States (including Canada), you may have to pay duties and taxes to your country's government.
Your Cart is Empty
Perfect Pima Relaxed Crew Neck T-Shirt White
Color: WHITE
$28.80 USD $36.00 USD
$32.00 USD
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
Color: BLACK
$20.00 USD $40.00 USD
Layers Slim Crew Neck T-Shirt Black
$40.00 USD
Layers Slim Crew Neck T-Shirt White
Throwback Sport Brief Tucker Teal
Undertone Low Rise Brief Gains Green
Minimal Runner Boxer Barry Blue
Throwback Dash Brief Paden Purple
Mesh Dash Brief Paco Purple
Hard//Core Sport Brief Norman Navy
Zen Sport Brief Piero Pink
Hand Me Down Low Rise Brief Greko Green
Minimal Trunk Bobby Blue
Undertone Low Rise Brief Bronsis Blue
Mesh Sport Brief Garner Gray
Perfect Pima Relaxed Crew Neck T-Shirt Rylee Red
Hard//Core Fly Front Brief Pietro Pink
Undertone Dash Brief Prescot Pink
Minimal Mid Rise Brief Boone Brown
Minimal Mid Rise Brief Pavle Pink
Nu Trunk Navid Neutral
Zen Boxer Brief Piero Pink
Core Runner Boxer Padget Pink
Mesh Dash Brief Yaron Yellow
Core Runner Boxer Grey Heather
Zen Sport Brief Brooklyn Blue Heather
Throwback Dash Brief Parsa Pink
Undertone Dash Brief Bronsis Blue
Core Mid Rise Brief Padget Pink
Mesh Mid Rise Brief Paco Purple
Mesh Mid Rise Brief Galileo Green
Undertone Mid Rise Brief Prescot Pink
Undertone Mid Rise Brief Yale Yellow
Prime Bi-Fly Brief Pelton Pink
C-Theory Low Rise Brief Plato Pink
Undertone Low Rise Brief Prescot Pink
Minimal Mid Rise Brief Odis Orange
Hard//Core Fly Front Brief Gibson Green
Throwback Dash Brief Braxton Blue
Throwback Fly Front Brief Parsa Pink
Mesh Trunk Yaron Yellow
Core Sport Brief Padget Pink
Layers Classic Ribbed Fitted Tank Grey Heather
Core Low Rise Brief Baako Blue
Mesh Dash Brief Galileo Green
Mesh Dash Brief Randall Red
Core Mid Rise Trunk Black
Undertone Dash Brief Bower Blue
Perfect Pima Relaxed Crew Neck T-Shirt Gladwin Green
Nu Low Rise Brief Navid Neutral
Core Mid Rise Boxer Brief Grey Heather
Core Runner Boxer Black
Hand Me Down Dash Brief Glenston Grey
For nearly two decades, C-IN2 has redefined men’s underwear with premium materials, sculpted fits, and bold design. With over 100,000 customers and counting, our products deliver confidence from the inside out.
╰► Sculpted Lift – Natural shape and definition╰► Locked-In Support – No shifting, no sagging╰► Flexible Fit – Moves with you, always╰► All-Day Comfort – For work, workouts, or rest
╰► Designed for movement, made to be seen╰► Fashion-forward with performance-grade functionality╰► Precision blends that hold shape, color, and confidence╰► Comfort that doesn’t compromise on style
╰► Keeps its shape, wash after wash╰► No sag, no bag, no fade╰► Consistent support that doesn’t quit╰► Quality construction made to outlast trends
Comfort meets quality. These are your daily go-to’s—built to move, breathe, and feel amazing under anything.
Minimal coverage, max impact. These are the cuts turning heads—from bold jocks to sleek thongs.
Fit, function, and personality. From our best-sellers to boldest cuts, here’s where to start.