Also known as Gaverhopke Den Twaalf
Commercial description
Gaverhopke Den Twaalf is bottled as "Extra" in the United States.
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Gaverhopke Den Twaalf

The brewer markets this same or near-same product by more than one names. This can be the result of a brewer distributing this beer under different names in different countries, or the brewer simply changing the name, but not the recipe at different points in time.