Glenfiddich Gran Reserva 21 Year Old single malt Scotch whisky is an exquisite, traditional Speyside whisky aged for 21 years, our innovative rum cask finish adds extra sweet and exotic notes, creating a rich, decadent, and luxurious single malt. Our Reserva Rum Cask Finish is an exquisite, traditional Speyside whisky, rich and ripe, with exotic notes of ginger, fig, lime, and a vibrant spicy toffee warmth. Matured for 21 years in oak barrels and finished in hand-selected Caribbean rum casks for up to four months. Best enjoyed neat, on the rocks, with a splash of water, or with club soda to expand the flavor.