Black Gold Explorer(R) Super Performance Formula 32/21 Dry Dog Food is a protein-packed dog food that supports your dog's mobility, immunity, stamina and endurance. A blend of omega-6 and omega-3 essential oils helps maintain a healthy skin and shiny coat. Plus, the soy, wheat and corn free formula includes glucosamine and chondroitin to support healthy joints. | Black Gold Explorer Super Performance Formula 32/21 Dry Dog Food | Size 40 lbs