This is the fourth in the collectable Ardbeg series. Batch 4 is matured in ex-bourbon and Oloroso sherry casks and aged 19 years. Aromas of pine wood with citrusy lime fruit, toffee, eucalyptus and a medicinal note. Flavours of wood smoke, nuts, lemongrass and smoky spices emerge on a warm, sweet and peaty, spiced finish.