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
Core Low Rise Brief Grey Heather
Core Low Rise Brief Black
Core Mid Rise Brief Black
Core Mid Rise Brief Grey Heather
Minimal Low Rise Brief Barry Blue
Minimal Low Rise Brief Bobby Blue
Minimal Low Rise Brief Boone Brown
Minimal Low Rise Brief Pavle Pink
Minimal Low Rise Brief Gad Green
Minimal Low Rise Brief Odis Orange
Minimal Mid Rise Brief Bobby Blue
Minimal Mid Rise Brief Boone Brown
Minimal Mid Rise Brief Gad Green
Minimal Mid Rise Brief Pavle Pink
Minimal Mid Rise Brief Odis Orange
Core Low Rise Brief Baako Blue
Minimal Low Rise Brief Black
Core Low Rise Brief Padget Pink
Pro Low Rise Brief Black
Pro Low Rise Brief Mushroom Taupe
Core Low Rise Brief Grayson Green
Active Low Rise Brief Nolan Navy
Core Mid Rise Brief Padget Pink
Active Low Rise Brief Olan Olive
Minimal Mid Rise Brief Black
Flex Low Rise Brief Sapphire Blue
Active Low Rise Brief Rocco Red
Flex Low Rise Brief Black
Core Mid Rise Brief Patrick Purple
Pro Low Rise Brief Twilight Purple
Flex Low Rise Brief Pebble Grey
Active Mid Rise Brief Olan Olive
Core Mid Rise Brief Grayson Green
Active Mid Rise Brief Nolan Navy
Flex Fly Front Brief Black
Flex Fly Front Brief Sapphire Blue
Active Mid Rise Brief Rocco Red
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.