Team Dog Duck Topper Dog Freeze-Dried Treats are paw-somely healthy and tasty, too! This grain-free, nutritious topper is made of a blend of fresh duck meat and organs. Sprinkle this topper on your furbaby’s food as a protein boost or to encourage him to clean up his bowl. This topper is free of bad stuff like added fillers, hormones, antibiotics, flavoring and rendered by-products. Instead, it gives your furbaby only the best, natural duck—just like he deserves.