Decorate with fragrance this holiday season. Our traditional green holiday fragrance blend of Nobel Fir, Balsam Sap, and Juniper Berries will immerse your home with elegant fragrance all season long. Simply place the reeds into the beautiful glass vessel, and the reeds will fill your room with fragrance. For continuously bold fragrance, flip reeds every two weeks. We recommend flipping reeds over a cloth as essential oils can stain furniture. Useful Life: Several Months depending on actual room conditions