Carefree Liners are on sale for the entire month of April 2012 for $.99.
Right now you can grab them as low as free:
Carefree Liners $.99 Each
$1/1 Carefree Product, exp. 4/30/12 (SS 03/18/12)
Or if you don’t have that coupon you can print your own:
Carefree Liners $.99
Use $.50/1 Carefree Product Coupon 
Final Price: $.49