Glenfiddich 18 Y is made at Scotland’s largest and best-selling distillery. It is produced in batches — each of them numbered individually. Glenfiddich 18 Y matures in Spanish Oloroso wood and American oak to mature into a rich and intriguing whisky. Back in 1963, Glenfiddich was the first Scottish distillery to embrace single malt whisky. They have expertise like no other distillery, and it shows in the high quality of the whiskies.