These cartridges are made mainly of plastic material making local recycling and local energy recovery possible. When local recycling is utilized, environmental impacts associated with the transportation of cartridges are reduced. To support local recycling and energy recovery, Canon has engraved a plastic resin code on each cartridge. Canon large-format ink cartridges are safe for local recycling and local energy recovery facilities. This genuine Canon ink tank is for use in Canon imagePROGRAF PRO-300 A3 Colour Printers. The pigment-based ink system delivers a deep, rich colour. This Canon 4200C001 ink cartridge uses quality pigment, so you'll get beautiful prints. Fill up your photo albums - it can print up to 236 photos on 4x6" paper. Compatible printers: Canon imagePROGRAF PRO-300.