With this self-extinguishing ashtray there is no need to stub out cigarettes. Just drop them in and trap the smoke inside. This ashtray fits most cup holders and is a compact design to ensure convenience and portability. This car ashtray has a hinged lid and removable top for easy disposal of your cigarette butts once indoors. This portable ashtray is easy to wipe clean. Smoke gets trapped inside to dissipate once hinged lid is closed. Helps keep smoke smell from lingering inside your vehicle. A blue LED light helps you easily find your ashtray in the dark or in dimly lit environments. Helps to keep the peace when vehicle passengers are not keen on your smoking and helps keep your car or truck cleaner by storing butts and ashes in one place for disposal. Encourages less litter on the highways.