5 FREE S&H GREEN STAMPS FOR EACH BAG RETURNED 1 Bring your large 6 Barrel re-usable grocery bags with you on your next shopping trip to Piggly Wiggly 2 Give them to your Piggly Wiggly cashier as you start to check out 3 For each of your large grocery bags that are re-used we will give you 5 Free S8H Green Stamps