This replacement pad is compatible with the Ideal 4925 self-inking stamp. Its water-based ink works great for stamping on documents, flyers, non-corrugated cardboard, envelopes and more. Pick from 11 ink colors when you order this replacement pad and enjoy thousands of impressions. It can even be re-inked with water-based ink for continued use. Not recommended for glossy and non-porous surfaces. Select your ink color and then click the add to cart button!