What it is: An elegant leather case meticulously designed and created by the award-winning design duo GamFratesi. What it does: Exceptionally beautiful and soft, this diffuser perfectly holds your chosen Acqua di Parma Car Diffuser Refill, sold separately. How to use: Place your diffuser refill inside the case and attach it to your car's air vent. The air passes through the refill and spreads the fragrance. Case only; fragrance sold separately Leather Made in Italy