This Cast-Aluminum ashtray is ideal for any smoking area. Keep cigarette litter hidden from public view while maintaining a clean and neat appearing entrance or smoking break area. The compact and unique square style makes it ideal for smaller entrances and designated smoking areas. the weighted base prevents falls while the lid and cast-aluminum base makes it perfect for outdoors. (Rust-Free) The patented oxygen-restricting design extinguishes cigarettes quickly, no sand or water required. The snap-lock lid feature secures the lid to base without the use of hardware.