C-IN2 Bottoms are where style meets performance, giving you men’s underwear that feels as good as it looks. Explore every fit—low rise briefs, sport briefs, trunks, jocks, thongs, and boxer briefs—each designed with a supportive contour pouch and sculpted lines that flatter the body. From soft cotton basics to breathable mesh and moisture-wicking performance blends, our fabrics are engineered for comfort that lasts all day. Whether you want bold, fashion-forward styles or everyday essentials, C-IN2 bottoms keep you confident from workout to night out. Shop men’s underwear bottoms that are built to support, perform, and turn heads.
Everyday Essentials
Comfort meets quality. These are your daily go-to’s—built to move, breathe, and feel amazing under anything.
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.