This is a set of three colors – Butterscotch Yellow, Violet & Hickory Brown! Each color comes in a 20 ml leak-proof bottle. These are the safest possible alcohol inks that are non-carcinogenic, uses plant based binders, and are ketone based making them non-irritating.
Alcohol inks can be used on any non-porous surface. They work the best on our YUPO paper or on any non-porous surfaces like ceramics, plastics, glass, metal etc.