Ending today, CompandSave offers the Canon PGI-5 / CLI-8–Compatible Inkjet Cartridge Combo 5-Pack for $23.95. Coupon code "95DEAL" knocks it to 95 cents. With $3.99 for shipping, that's tied with last week's mention as $1 per cartridge and the lowest total price we could now find by $10. This pack includes a pigment black, black, cyan, magenta, and yellow cartridge.