Crown Prince Kipper Snacks Naturally SmokedCrown Prince® Kipper Snacks Naturally Smoked. Quality products since 1948. Natural source omega-3. From an MSC certified sustainable fishery. www.msc.org. Fillets of kippered herring. Net Wt. 3.25 oz. (92 g). Sustainably wild caught. Contains 1.34g of omega-3 fatty acids per serving. Please recycle. Visit www.crownprince.com.