Nutrisource Grain Free Prairie Select Quail and Duck Dry Dog Food 4 Lbs Detagle It forms rock solid clumps that Cleanup and Odor Control It forms rock solid clumps that lock in odors for easy removal and contains Arm & Hammer baking soda for enhanced odor neutralization This kit also features a convenient feeding door in the front of the aquarium tank This feathered protein blend offers excellent palatability and amino acid diversity to support strong muscles The recipe is low glycemic (potato and pea based) to maintain steady energy and includes NutriSource’s Good 4 Life supplements (prebiotics and probiotics) to promote robust gut health and immune function in dogs