... 2,No odor 3,Guide oil well 4,Smoke easily E cig evaporative wick 3.5mm Our wick is made of ... silica wick, it is specially used in the atomizer of E cigarette, because of its good quality in oil guide, easy ... ±106/82.5mm2300±60140103.0mm2700±60130±1063.5mm3600±60130±108Photo: E cig evaporative wick 3.5mm