Nulo Dry Dog Food 24lb Northern CatchAvailable in other sizes 4. 5lb size 11lb size ~ The spirit of Challenger is reaching beyond conventionally grown ingredients and choosing sustainability to give the world around us a chance to heal and renew. Peak nutrition doesnt have to be at the expense of our environment. With ethically sourced ingredients like haddock, salmon, acadian redfish and organic millet we can enrich the way we feed our pets. The difference is more flavor. More