Penderyn Copperopolis No. 12 is a Welsh single malt whisky bottled at 46% ABV. For a novice drinker, expect a modern single malt style that is generally approachable, with the cask type likely adding extra character beyond the distillery's lighter house style.
As an "Other Cask" release, the wood influence may shape the whisky in a less standard way than classic bourbon- or sherry-led maturation. It is best approached as a flavour-led special edition rather than a textbook introduction to one single cask style.