Pierless Pets Tuna Bones is a single ingredient wholesome snack. It's made using the highest quality USA sourced Tuna that is sure to get your dog to come back for more. This snack is handcrafted using premium restaurant quality fish and contains No fillers. The tuna is gently freeze dried to ensure your pet is receiving optimum nutrition and flavor. Tuna is loaded with flavor and provides a rich source of omega-3 fatty acids that support your pets heart, brain, eyes, joints and coat health. Pierless Dog Treats are made in Brooklyn, NY using the finest wild-caught fish caught in the waters of the North Atlantic.