Eukanuba Senior Dry Dog Food Contains One (1) 15-Lb. Bag Of Eukanuba Senior Maintenance Dog Food (Packaging May Vary) An Optimal Balance Of Fats, Carbohydrates, Vitamins, Minerals And Proteins Promote A Healthy Weight And Sustained Energy Levels Our Specialized Fiber System, Made From Natural Beet Pulp And Prebiotic Fos, Promotes Nutrient Absorption And Healthy Digestion Eukanuba Food For Senior Dogs Is Designed To Optimize Their Metabolism To Keep Them Lean And Active This Mature Adult Dog Food Promotes A Strong Immune System With More* Antioxidants *Vs. Eukanuba Adult Dog Food