Laphroaig Four Oak Scotch Whisky Single Malt Islay 1lFour different casks are selected by hand; ex bourbon barrels, small quarter casks, virgin American oak barrels and larger European Oak hogshead. This complex combination creates a golden, creamy peat smoked Islay malt with warm, toasted vanilla notes. Four oak is an extraordinary fusion of flavours including hints of sandalwood, pine, fir and willow. It's a big malt from the shores of the big ocean.