LD Compatible Ink Cartridge Replacement for Canon PGI-250XL & CLI-251XL High Yield (3 Pigment Black, 2 Black, 2 Cyan, 2 Magenta, 2 Yellow, 11-Pack) All of our products are offered with a Two Year 100% Quality Satisfaction Guarantee. All LD branded products are backed by a LIFETIME 100% satisfaction guarantee The use of LD replacement cartridges and supplies does not void your printers warranty.