Features: Car fragrance diffuser, cool appearance. Long-lasting fragrance. Relieve your stress and keep alert-. Perfume around you, bring you good mood-. Alcohol-free, pregnant women and babies available. The clip is very resistant and easy to use, by attaching- it to your car vent. Great little gift for someone who likes- to keep their car clean and smelling good. Specifications: Material: Aluminum Alloy Color: Gray, Silver(optional) Size: Approx. 4.7x2.2x4.7cm/1.85x0.87x1.85in Fragrance: Cologne, Flower(Optional) Package Includes: 1x Car Fragrance Diffuser or 1x Essential Oil Refill(10ml) note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.