TomatoInk offers its Canon-Compatible PGI-225 / CLI-226 Inkjet Cartridge 12-Pack for $47.88. Coupon code "TIDEAL225" cuts it to $13.88. Shipping adds $3.99. This 12-pack contains four pigment-based black ink cartridges, and two dye-based ink cartridges each of black, cyan, magenta, and yellow. These cartridges fit several types of Canon PIXMA printers; see the "Compatible Printers" list on the product page for a complete listing. Coupon ends April 13.