Greenleaf Gifts Flower Diffuser 8 Oz. NEW SHAPE - Lavender lets you enjoy the fragrance of Lavender as well as the beauty of a flower. The new larger flower diffuses fragrance even better than before, and a neutral oil color complements any space, When all the oil has been diffused, replace the Flower Diffuser. Approximate lifespan up to 60 days. The calming essence of lavender, relaxing and pure.