Boxes for electronic cigarettes and electronic cigarette accessories; Electronic cigarette atomizers sold empty; Electronic cigarette cases; Electronic cigarette liquid (e-liquid) comprised of flavorings in liquid form, other than essential oils, used to refill electronic cigarette cartridges; Electronic cigarette liquid (e-liquid) comprised of propylene glycol; Electronic cigarettes; Electronic cigarettes for use as an alternative to traditional cigarettes; Electronic cigars; Electronic hookahs; Liquid nicotine solutions for use in electronic cigarettes