From the Bruichladdich Site:
''For centuries PX casks have been revered by whisky distillers for the madeira cake richness they bring to the maturing spirit; and our casks, extracted from the Fernando de Castilla solera, are of the very highest provenance.''
Age: 21 years old
Cask Type: Pedro Ximenez
46% ABV / 70cl
Please note slight chip to tin.