Replacement pads for Self Inking Trodat Rubber Stamps and Self Inking Trodat Daters. Enter the model number, the pad item number if you know it and select the ink color you wish. NOTE: All self inking rubber stamps and daters have an item number printed, engraved or embossed on the back side of the pad. Pull out the pad from your stamp or dater and look on the back side. If you have doubts enter the information as you have it, and type a detailed note at check out. Pads are available in Black, Red, Blue, Green and Purple.