Balanced Nutrition.All Working Dogs Burn More Calories, And What Our Dogs Eat Plays A Big Role In Their Overall Health And Ability To Perform. The Right Amount Of Protein, Fat And Carbs In A Dog €™S Food Enables A Dog'S Body To Take Full Advantage Of The Training Regimen. Feeding Country Choice Maintenance Gives Dogs Balanced Nutrition All Year Long. Puppy And Adult Dry Formulas In 2Kg And 12Kg Sizes.