The Dewar's marrying process takes fine Scotch whiskies at their peak of perfection & improves upon them. Having created a blend of the finest Scotch whiskies from the different regions of Scotl&, Dewar's Master Blender then allows them to rest for a further period in exclusively reserved vintage oak casks, ensuring that their individual flavours & aromas harmonise to achieve the perfectly balanced & exceptionally smooth Scotch that is Dewar's 12. Marrying these superb whiskies adds a smoothness that science cannot explain, but which your taste will at once discern. Each & every bottle is numbered & stands as a mark of exclusivity, with Dewar's guarantee of quality.