Amouage's The Library Collection Opus X Oil (Non Alcoholic)Geranium Leather Oil (Non Alcoholic) Our Creation of Amouage's The Library Collection Opus X Main Notes May Rose, Red Rose and Rose Oil based scents are much less drying to skin and hair than traditional alcohol based perfumes. As alcohol evaporates to spread the fragrance of a traditional perfume, it takes with it your skin's natural oils, leaving your skin drier. Perfume oils are actually moisturizing, making them less irritating and more suitable