Tsukineko Memento Ink Pads deliver finer impressions and exceptionally even coverage. Memento is fast drying on most papers including coated and textured papers. Stamped impressions once dried are water resistant and will not migrate. Great with COPIC markers! Water-based, acid free, fade resistant. Actual Pad (not outer box) measures approximately 8cm x 5.5cm/3" x 2.25".