LIGHTWEIGHT: Durable, 100% pure cotton fabric makes Calvin KleinÕs t-shirts for men light and soft for all-day wear. KEEP COOL: Calvin Klein tees are designed to be naturally ventilating with a breathable feel. ADAPTABLE STYLE: Go from sporty to sophisticated by pairing CKÕs menÕs t-shirts with your go-to suit. CONSIDERED DESIGN: With the perfect fit for everyone , Calvin KleinÕs mens t-shirts are designed to pair with everything in your wardrobeÑor be worn alone for the ultimate in confident, casual style. DESIGNED IN THE USA: Calvin KleinÕs tee shirts for men are created by its NYC-based global design team using premium imported materials.