COTTON CLASSIC: Spun in premium cotton yarns for supreme breathability, Calvin Klein’s bestselling men’s underwear wicks away moisture to keep you cool and dry. SUPPORT plus COMFORT: Featuring a functional fly and contoured pouch for a supportive fit, Calvin Klein’s mens boxer briefs have a soft, flexible logo waistband that stays put without too much compression and retains its shape, wear after wear. SIGNATURE FIT: Designed with a full rise, a waist that sits the above hip, and a longer leg line that sits low on the thigh.