A Calvin Klein icon. The Calvin Klein® Underwear Icon Cotton Modal Boxer Brief is made with super soft cotton stretch blended with silky modal for a flexible fit and feel. Designed with the new Infinity Bond stitch-free band, it ensures seamless ultimate comfort. The pull-on style briefs feature a mid-rise elasticated waistband with brand logo detail, cotton gusset for breathable comfort, and a boxer brief cut with leg coverage.