Meritline offers the G&G PGI-250XL / CLI-251XL Canon-Compatible Inkjet Cartridge 10-Pack with Chip for $23.95. (Select "2 Sets" under "Buy More Save More".) Coupon code "MLCB20YN" cuts it to $17.95. With free shipping, that's $5 under our May mention and the lowest total price we've seen for this 10-pack. (It's all a current price low for this quantity by $11.) These cartridges fit several types of Canon inkjet printers; use the compatibility chart on the product page to check specific models.