Use your car's climate control system to dispense long-lasting fragrance with these mini diffusers from Refresh Your Car! Essentials Collection. Simply attach this mini diffuser to any vent in your vehicle and adjust the dial to your strength preference—the fragrance fills your cabin automatically when the climate control system is turned on. Fragrances inspired by natural essential oils used to enhance mood and have aroma therapeutic feeling/scent. Refresh Your Car! mini diffusers are an affordable solution with a small and discreet design for easy-to-use for freshening up the atmosphere of your car, truck, or van and much more. Refresh Me! Indicator on back to trigger repurchase. These mini diffusers ship as 2-Pack.