... 2,No odor 3,Guide oil well 4,Smoke easily E cigarete rope wick 2.0mm Our wick is made of silica ... silica wick, it is specially used in the atomizer of E cigarette, because of its good quality in oil guide, easy ... ,High oil absorption2,No odor3,Guide oil well4,Smoke easilyPhoto: E cigarete rope wick 2.0mm