Use MeritLine coupon code MLCA03UN
MeritLine has this 10-pack of Canon PGI-225/CLI-226 Compatible Inkjet Cartridges for $19.95. Use the coupon code and the price drops to $8.95. Note, the 10-pack is the second option from the top in the "Buy More Save More" section. The cartridges fit several Canon PIXMA inkjet printer models. Shipping is free.