Canon 731 toner cartridge is a low-cost solution for printing high quality colour documents and images with the most accurate shades. The formulation of the Yellow Canon 731 printer cartridge is great for producing professional-looking output in high resolution for impressive marketing tools and sales publishing. Users can also save time in doing maintenance work for their laser printer because the 731 toner is contained in an all-in-one cartridge, which includes the cleaning and drum units.