What it is: This refill pack for your Pura Smart Diffuser fills your home with a beautiful and refreshing scent.Fragrance story: The hills of Sonoma wrap you up in this woody fragrance, created with notes of vanilla, sweet jasmine, mahogany, and teakwood.Notes:- Top: vanilla- Middle: jasmine,lily of the valley, rose- Bottom: mahogany, teakwood, sweet spice Pack of two refills One refill will last up to 350 hours depending on the scent intensity in the app