Meritline offers the Canon CLI-221–Compatible Inkjet Cartridge 8-Pack for $17.95. (Select the "2 Sets, 8 Cartridges" under "Buy More Save More.) Coupon code "MLCW18BN" cuts it to $6.95. (Shoponlinemart via eBay charges the same.) With free shipping, that's tied with our mention from last spring and the lowest total price we could find for comparable ink in this quantity by $4. These cartridges fit several Canon PIXMA inkjet printer models, check the product page for compatibility.