Description Acqua di Parma meets Poltrona Frau, a symbol of leather expertise. Together they now present the Car Diffuser, a design object meticulously crafted by award-winning designer duo GamFratesi to offer an enveloping multi-sensory experience. Ingredients Main Material : Leather| Pastic How To Use Attach the cartridge of the transmitter you want and place it on the car’s air conditioning vent.