Glenfiddich 15 Years Old Solera Reserve

Single malt Scotch whisky; triple cask matured across European oak sherry casks, American ex-bourbon casks, and virgin oak casks; married in a massive Oregon pine Solera Vat kept continuously half-full since 1998; 15 years minimum age; 40% ABV; available in 700ml and 750ml formats; water sourced from Robbie Dhu Springs.