Ozium is well known in the smoke shop industry for being THE best air freshener. Ozium works by dissolving airborne molecules that cause unwanted odors. Effectively eliminates odors without just masking them. Features a twist-top for scent level control and works around the clock to keep the air space clean. Available in multiple scent options including Country Fresh, Citrus, New Car, Original, Outdoors and Vanilla. Sold individually in 4.5oz containers.