Canon PGI-72CO Chroma Optimiser Inkjet Cartridge The secret to the PIXMA PRO-10’s breath-taking colour photo prints is a genuine Canon 72 Chroma Optimiser Inkjet Cartridge. Unique to the PRO-10 printer, Gloss Optimiser slots in like a regular ink cartridge but doesn’t work like ordinary ink. It flattens ink droplets on the paper to create smoother, more even layers of ink for photos that sparkle with colour and contrast. Use alongside the full range of 72 cartridges for outstanding output. Key features Replacement cartridge for Canon PIXMA printers Contains chroma optimiser to form a flat ink layer Genuine Canon product: unparalleled reliability Simple design: easier to change Improves contrast and colours for photos Dries to a completely clear finish Compatible with PIXMA PRO-10 Capacity: 14ml Print Yield: up to 165 colour photos (4in x 6in)