With air flow control, can be separated into parts, Also can be washed to replace the liquid flavour, Very smooth inhalation. Contains changeable wicks, wicks are available to buy separate also. X-Air Tank Silver, Electronic Cigarettes, E-Liquids. Over 20 E-Liquid flavours, voted UK’s No1 Electronic Cigarette. Our OWN Brand, Free UK delivery, Visit in store. E Cig Accessories and more.