BRAND NEW Uni-Ball Vision Elite Roller Micro 0.5mm Black Ink Pen Smooth Fluid Non Leak Airplane Safe will NOT explode or leak during flights due to change in cabin pressure. Great for detailed drawings by artists. Exclusive Uni-Flow ink system. Specially formulated to become trapped in paper, helping prevent criminal check washing and other document alteration. Very nice high end roller pens, in a box of 12.
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