WOOF Beef Green Tripe w/ NZ Green Mussel Treats are made using only the highest quality ingredients aimed at nourishing your pet's health. We combine the nutrition and taste of fresh, raw food and put it through a gentle freeze drying process which protects all the natural enzymes and nutrients, so none of the wholesome goodness is cooked out. ​ Raw, Natural, and Delicious! ​ Ingredients: Beef Green Tripe, New Zealand Green Mussel