Electronic cigarette atomizers sold empty; 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 vegetable glycerin; Electronic cigarette refill cartridges sold empty; Electronic cigarettes for use as an alternative to traditional cigarettes; Boxes for electronic cigarettes and electronic cigarette accessories; Cartridges sold filled with chemical flavorings in liquid form for electronic cigarettes; Cartridges sold filled with vegetable glycerin for electronic cigarettes; Electric cigarettes; Liquid nicotine solutions for use in electronic cigarettes