In a joint statement by the company and the Food Standards Agency, they said: "The possible presence of metal makes this product unsafe to eat."
If you have bought the product do not eat it. Instead, contact Mars Wrigley Consumer Care team on 0800 952 0084 or by post at FREEPOST MARS WRIGLEY CONFECTIONERY UK LTD to arrange its return for a full refund.
The recall affects the 101g pouch with a best before date of 31.01.2021.
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No other Mars Wrigley brands, products, batch codes or best before dates are affected.