The Diptyque hourglass diffuser brings back the visionary world captured in perfume. As much a visual manifestation as one of smell, it is easy and intuitive to use, requiring no energy and needing no special care. It is entirely distinct from modern technologies. Simply turn the object over to begin a fragrance cycle of about twenty minutes. Diptyque's Baies Hourglass refill features an irresistible, fresh fragrance that captures the essence of a green riverside garden. Notes: blackcurrant leaves, Bulgarian roses. 2.5 fl oz/74ml oil. Available in Natural. Oil. Vessel: glass. Made in France.