Gina K. Designs Amalgam Ink works perfectly with different types of colouring medium including Copic Markers, Alcohol-Based Markers, Watercolors and Colored Pencils with Gamsol. No bleeding, dark vibrant colour! One pad that does it all! Allow drying for a minute or two prior to use or heat set for faster drying time. Coordinates with other Color Companions products including ribbon, buttons, card stock and re-inkers.