Wonderland's Bandersnack Freeze Dried Beef Liver for Dogs are a premium treat made through a gentle freeze-dried process that seals in all that rich flavor and needed nutrition. This freeze-dried snack retains its natural color, smell and flavor that dogs will enjoy. As a single ingredient treat, they never contain fillers, artificial colors, flavors or preservatives. Follow the rabbit down the hole, bringing wonder and enjoyment to your friend's life.