Ink cartridge for use with stamp Trodat Printy 46050 available in Black, Blue, Purple, Red, Green and No Inking. The ink cartridges for Trodat Printy are truly high-tech products. Both the material and the ink cartridge has been refined in research conducted for years. This is why a Trodat impression functions in the freezing cold just as well as in the rainforest. Uniform and homogeneous ink from the first print to the last impressions.