Salt & Vinegar Flavour Potato Crisps. Walkers harvest only the finest potatoes from over 80 farms around Britain. Each retail pack is 32.5g. Potatoes, Vegetable Oil (Sunflower, Rapeseed, In Varying Proportions), Salt And Vinegar Seasoning [Flavouring, Corn (Maize) Starch, Salt, Acids (Citric Acid, Malic Acid), Yeast Extract, Potassium Chloride, Antioxidant (Rosemary Extract)]