What a perfect match when sold with a KONG Blue. Stuffed into the KONG Blue, or other KONG products such as the Jump’N Jack or Stuff-A-Ball, vitamin-enriched Stuff ’N Pastes deliver a healthy snack that keeps dogs happy and content for a long time. The Peanut Butter and Liver flavors have been specially formulated for dogs. Each 8 oz. can provides 45 one-teaspoon servings and requires no refrigeration.