Amazon offers Prime members the Cloud Star Buddy Biscuits 14-oz. Box 12-Pack in Homestyle Peanut Butter for $13.59 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping adds $5.99.) That's the lowest total price we could find for this quantity by $49. Made in the USA, these dog treats are grain- and gluten-free.

Note that this item has an estimated one to two month shipping delay.

Update: The price has dropped to $12.16.