This replacement pad is compatible with the Trodat 9430 self-inking stamp. It features water-based ink that is great for stamping on documents, flyers, non-corrugated cardboard, envelopes and more. Make a good impression with one of the available 11 ink colors. It lasts thousands of impressions and can be re-inked with water-based ink for continuous use. Not recommended for glossy and non-porous surfaces. Select your ink color and then click the add to cart button!