Request your FREE Dunkin' Donuts Bakery Series Coffee Sample Pack! You will receive 3 free sample packs : Blueberry Pancake, Dulce de Leche Cookie, and Coconut Caramel. Once you have tried all 3 flavors, you can visit their website and vote for your favorite flavor. If you vote, you'll be entered in to win a $5,000 grand prize. This offer is valid through August 30th. Allow 2 to 6 weeks for delivery.