BOGO thinkThin Protein Superfruit Bar to $2.50 ($.83 each at Kroger through 09/11!) Normally $2.19 Posted by Port Authority on 2 September 2017, 6:18 pm Tweet The Coupon Expires 30 days from print (The print limit is two) Click here to print BOGO thinkThin Protein & Superfruit Bar (Max. Value: $2.50) Kroger has thinkthin Superfruit Bars on sale for $1.67 each thorugh 09/11. $.83 each when you buy two and use the coupon above.