he OTR.009 SUPERFLOW is equipped with a robust 18mm nylon-tip which allows a high color flow and is filled with 50ml of the new OTR.902 marker paint, an alcohol- based permanent paint which is very scratch-resistant and weatherproof. The OTR.009 SUPERFLOW is launched with 12 fresh and very opaque colors which dries glossy and ofcourse the marker is refillable.