Diptyque Diptyque's diffuser is housed in an hourglass-shaped vessel that will release the aroma each time it's turned. This signature scent will immerse your home with the crisp floral fragrance of freshly cut roses from the garden. Lasting for up to an hour, be sure to flip yours before guests arrive. - Ideal for perfuming small spaces over several months - It can be refilled with the same scent -Instructions for use: - Remove the cap from the refill container - Assemble the two glass sections. The bottle containing the fragrance should be at the lower section of the diffuser - The empty section equipped with the diffusion system fastens onto the refill containing the fragrance. Screw tight. - Turn the hourglass over to begin the diffusion cycle and do not turn again - We strongly advise avoiding placing it directly on wood, old paintings and marble surfaces - 75ml/ 2.5fl. oz.