Kroger recently changed over their packaging for their line of Comforts diapers. Go here to a print a coupon for $3/1 package of diapers. Also, be sure to check the outside packaging of their Comforts diapers--many stores have $3/1 peelies on the old packaging.
These diapers are often on sale for $5.99 to $6.99 making them only $2.99 to $3.99 per package after this coupon.