Pigment ink is thicker than your dye ink and has the consistency of mayonnaise. It has a foam ink pad and a clear cover and is best for absorbent papers and surfaces. It becomes permanent and waterproof when heat embossed. Ink pad measure 4” long x 2.5” wide by 0.5” inches deep. When stamping with pigment ink you can expect a longer drying time but can also expect a very rich and vibrant quality. With pigment ink, there’s plenty of time to emboss and blend colors and this ink is scrapbook/archival safe. Ideal for the experienced crafter or stamper.