Solutions business blackliner and color pigment archival ink that is resistant to water and chemicals, and will not fade. Powerful metal-encased 0.05mm - 0.4mm, chisel, round tip guarantee proper operation and precise lines - not applicable to luau outline. Cap off so it is made from a marker to get it working, but it only dries 90180 minutes* * Line width 1.0mm = 30 minutes