2 pack of men’s boxer briefs Men’s underwear made from cotton/spandex Machine wash Imported Rated M style RM10104X Introducing the new Rated M Elementary boxer briefs, the latest in an exciting collection of Mario Lopez underwear for men. This 2-pack of boxer briefs from Mario Lopez boasts a mix of sweet comfort and practicality. Made from a special blend of cotton and spandex, the Rated M boxer briefs offer a flattering fit that feels just as good it looks.