What it is: A fragrance diffuser insert of the maison's signature scent—compatible with Diptyque home, wall and car diffuser systems.Fragrance story: This diffuser cartridge encapsulates the maison's signature scent. Moss, blackcurrant leaves, amber spices, floral and woody notes—the atmosphere of the first Diptyque boutique is expressed here in full. The cartridges contain pearls highly concentrated in perfume, faithfully reproducing each note of the fragrance. How to use: The cartridges can be kept for up to 3 months after opening, provided the container is properly closed after use. They have a lifespan of 40 hours continuously or up to 80 diffusion cycles (1 cycle corresponding to 1 hour). Diffuser insert only; diffuser sold separately