Purina Pro Plan Dog Biscuits, Chicken (Large), 20-Ounce Packages (Pack of 4) Pack of 4, 20-ounce packages of Pro Plan&reg; Large Biscuits for adult dogs Made with real chicken for a high-quality source of protein 100% complete and balanced nutrition for adult dogs Feed your dog 2 to 4 biscuits daily as a supplement to the regular maintenance diet For dogs weighing over 50 pounds