GERCUTTER Store - One Fisher 2", Super Giant Plotter Pen Dimension: 2"h x .45"w (Ring: .660"), Medium Point (Line Width: .4mm) More thank 5 kilometers of drawing (3 times more thank Roller Ball Pens) Never dries up. Does not require an adapter. Can write on Mylar and Vinyl Available in 3 standard ink colors: Black ink #PSGM20BK, Red ink #PSGM20RD, Blue ink #PSGM20BU Please send us a message with your color selection