Blueberry Cheese Chews for DogsMake your dog's day by treating them with Yak9s mouth watering, fruity, and nutritious Blueberry Yak Cheese Chews. These delicious dental dog chews are bursting with a wag worthy blueberry flavor and have an irresistibly chewy texture that helps remove tartar. Our blueberry yak chews are made from pure yak and cow milk blended with fiber rich blueberry, sourced from USDA organic certified farms. The end result is a flavorful and long lasting treat for