For professional results from your Canon PIXMA PRO-100 inkjet printer, accept only a genuine Canon Grey 42 Inkjet Cartridge. Canon's patented ChromaLife 100+ ink ensures results that last longer - up to 100 years. The ink is smear-resistant as well, ensuring great quality straight from the printer. Use in conjunction with the full range of CLI-42 inkjet cartridges for uniquely detailed and realistic colour reproduction from your PIXMA PRO-100 printer.