stock up on multipacks

buy one
get one free

Use code "MULTIPACK" at checkout
No more boring underwear
your 2021 goal
new arrivals
Try our newest collection
caution
shop now

Feature Highlights

Custom Fabric

We craft custom fabrics that put performance first. 

Check Out Grip 2.0

Pure Comfort

C-IN2 underwear is made for all-day comfort.

Discover Hand Me Down

True Design

We design with the modern man in mind.

Try Caution