ColorBox Pigment Ink Pad Full Size Brown is water-based and ideally formulated to stamp on absorbent papers. It will not bleed together, is fade resistant, non-toxic, acid free and slow drying to facilitate embossing and provide long shelf life. Coated or non-absorbent papers must be embossed when using pigment ink. Full Size Brown- Full size pad package, with removable lid, measures approximately 4"x 2.25".