Roos & Roos Oud Vibration (W) Edp 100Ml Top Notes: These are the initial scents that you'll smell when you first apply the perfume. They are often fresh and citrusy, but in this case, they might include notes that prepare your senses for the rich oud experience.Middle (Heart) Notes: These notes usually emerge after the top notes have evaporated and create the core of the fragrance. For an oud-focused perfume, you can expect deep and resinous notes like oud, amber, and perhaps floral elements like rose or jasmine.Base Notes: These are the long-lasting, rich, and heavy scents that are experienced after the perfume has dried down. In an oud perfume, base notes could include musk, patchouli, vanilla, and other woods to enhance the overall warmth and longevity of the fragrance.