This Detail Black ink stamps crisp and clear every single time, for a perfect stamp impression. The hybrid formula allows you to use this ink with both watercolor, water based markers and alcohol based markers. PinkFresh Studio has included a raised felt pad surface for working with any sized image, and it is acid free and archival. This ink is perfect for images with fine details, and for small, thin sentiments. While it does dry quickly, due to its hybrid formula you might need to heat set if you want to immediately start coloring your stamped image.Hybrid Ink Formula - Acid Free - USA Made Ink - Alcohol Marker and Watercolor Friendly