展开A fragrance diffuser insert of the fresh floral Roses scent - compatible with Diptyque home, wall, and car diffuser systems. Like a tender, freshly picked bouquet, the Roses scent pays ravishing homage to the queen of flowers. Blooming in the heart of winter - some are still budding, others are blooming, their petals still beaded with dew. Their scent saturates the air with fresh, flowery notes. How to Use:: Ingenious, these cartridges contain pearls highly concentrated in perfume, faithfully reproducing each note of the fragrance. The cartridges can be kept for up to 3 months after opening, provided the container is properly closed after use. The lifespan of 40 hours continuously or up to 80 diffusion cycles (1 cycle corresponding to 1 hour).