This replacement pad is compatible with the Shiny S-845 self-inking stamp. It features water-based ink that is great for stamping on documents, flyers, non-corrugated cardboard, envelopes and more. Liven up your impressions with an ink color choice from our 11 stunning options. Re-ink the pad with water-based inks to extend its lifetime. Not recommended for glossy and non-porous surfaces. Select your ink color and then click the add to cart button!