Spend $50 or more on kids' sale priced clothes or footwear and get a free backpack from Sears.ca until 19th August, 2011.
There looks to be 4 different backpacks to choose from - two for boys and two for girls.
This offer is available while quantities last and there is a limit of 1 free backpack per customer. You can combine this offer with other gift with purchase offers. Not valid on items ending in $.97, $.88 and clearance merchandice.
You will have to add the free backpack of your choice to your cart, doesn't look like you will be prompted to make a choice. The four choices of backpacks can be found on the image here.