Cullen Mangan Sauvignon Blanc is a classic white wine blend. It is most widely produced in France, where both Sauvignon Blanc and Semillon are well-established varieties, and has more recently caught on in Australia. This is one of the most popular wines from the region (with Wine-Searcher users). The popularity of this wine has increased considerably over the past year. Among the higher priced wines from Margaret River. The price has been stable over the past year.