John Walker's Chief Private Collection No. 8 Caribbean Rum Barrel 500ml Perfectly matured Caribbean rum barrels blend with distinct tropical fruit flavors, a new classic that also breaks the boundaries of whiskey matured barrels - Chief Private Collection No. 8, combined The delicacy of Scottish blended whisky and the passion of the tropical Caribbean Bay area, the whiskies from Speyside and Lowlands are matured in Caribbean rum barrels to create an unexpected taste impact.