Now Your Car Can Smell Amazing TOO !! These fragrance diffusers come pre-filled with 8mL of our complex and unique fragrance blends. This will last 30-40 days+ {Scent} Joyeux Noel - Smells like Spruce, Apple Rind, Festive Orange we make every effort to maintain fragrance continuity .. sometimes crops slightly vary on some of our botanicals and harvested oils. While all exceptional, an ever so slight variance might be detected. Also bottle shape and size may vary until supply chain situations stabilize. each diffuser comes individually packaged with a care card, ready to go check out other scent profiles available, we feature 20+ different fragrances available in high quality luxurious product for body, skin, home .... and now your car. please be sure to follow detailed instructions and contact us if you need anything or have any questions :)