Blue Buffalo is offering up to $15 cashback rebate with any qualifying purchase of BLUE treats for a limited time. To get this deal, claim your rebate on this site. Purchase Blue Buffalo Treats at a partipating retailer. It’s easy to submit your rebate by snapping a picture of your receipt. Rebates are paid out in the forma of a gift card in math the retailer where you made the purchase. Offer is limited to 1 offer per user or while supplies last.