This 2 color replacement pad is compatible with the Trodat 4724 self-inking stamp. It features water-based ink that is great for stamping on documents, flyers, non-corrugated cardboard, envelopes and more. Add some color to this re-inkable pad with a choice of one of our 11 available ink colors. Not recommended for glossy and non-porous surfaces. Select your ink color and then click the add to cart button!