Car Ashtrays with Lid Smell Proof:Its a metal cup that has a cap with a hole in the center. You can outten your cigarette by smashing it on the flat surface or just drop it on the hole. There is a metal lid on the top to smother and extinguish the cigarette, that limits stale ashtray odors. It is easy to use and easy to take apart to empty/clean. Outdoor Ashtrays for Cigarettes:Its thick and heavy and hides cigarette ash very well, the aluminum is safe for hot ashes as well. You dont have to worry about the ashes burning inside. To empty you just unscrew the top and dump it out. You dont have to worry about it spilling over and the ashes coming out because the screw lid in, ideal for home inside or windy days on a patio or other outside areas. Cool Metal AshtraysAshtrays is high quality material in a very good design. The cigs will not fall in or out because of the CONCAVE surface shape of ashtray. This is a feature VERY rare in METAL ashtrays. The aluminum really looks nice, discrete, and is functional, allowing one to set a cigarette down for a bit while doing something else with hands. Aluminum Alloy AshtraysMade of aluminum, easy to clean, unscrew and empty after smoking with three easily removable parts (cover, screw lid and base), it is practical, extinguishes, and contains the smoke smell sufficiently in the car. it fits well in the cup holder if needed. Lid seals nicely helping keep ashtray smell at a minimum. The matte feeling of the ash-tray is welcome. Car Holder Cigarette AshtrayThis is a nicely designed ashtray made of good quality and sturdy METAL MATERIAL. The ashtray is heavy enough to not to trip. The lid is fantastic to minimize the smoke smell in the car. Even in 100+ degree days in a locked car I was still able to handle it so that was very nice. It easy small enough to fit in the cup holder of the car.