Meritline offers the Merax Canon PGI-220 / CLI-221 Compatible Inkjet Cartridge Combo 5-Pack (25 cartridges) for $39.95. Coupon code "MLCK30XN" cuts the price to $15.95. With free shipping, that's $8 below our mention from three weeks ago, $29 off list, and the lowest total price we've seen. Each pack includes two black cartridges and one cartridge each of cyan, magenta, and yellow.

Also available is the Merax Canon PGI-225 / CLI-226 Compatible Inkjet Cartridge Combo 4-Pack (20 cartridges) for $29.95 before the above coupon, $14.95 after. With free shipping, that's $17 off list and the lowest total price we could find. Each pack includes two black cartridges and one cartridge each of cyan, magenta, and yellow.