We have a promotion on Purina Select Products! Buy $30 worth and save $10 instantly. Idea: Buy 2 Purina Dog Chow 18.5 lb $13.98 Buy 1 Purina Dog Treats $3.00 $2.00/1 Purina Dog Chow Natural Dog Food Bag – 3-4-18 SS; Includes 16.5 lb or Larger Only (use two) $10 off Instant Savings Super Double FinalKeep Reading..