Tsukineko® VersaFine™ Stamp Pad is a fast drying oil based pigment ink for uncoated paper. Brings out the finest details for print-quality impressions. Archival-excellent for scrapbookin!. Resists water, perfect for outline image and watercoloring. Cleans up easily with water, is acid-free, non-toxic and fade-resistant. These pads are approximately 3 5/8"x 2 1/2"x 5/8".