The Montana BLACK EMPTY Marker is a high quality refillable empty marker, perfect to use with all Montana BLACK 200ml Paint and ink Refills. The Marker is avaialble in 3 different nib sizes: 8mm round, 10mm chisel and 15mm standard. A choice of different replacement nibs are seperately available such as 18mm T-tip or 15mm Shadow Tip. Paint flow can be controlled through the valve by pumping the tip in varying degrees. To apply ink in a highly liquid form creating drips, pump the marker more often or for longer periods . Watch the video to see how to use the Markers. Montana BLACK Empty markers – perfect for all alcohol-based Montana BLACK 200ml PAINT and Dye Inks. Highest quality made in Germany.