Odor Genie gives you continuous odor removal using a solid gel that dissipates into the air, neutralizing odors and pollutants. While odors are absorbed and eliminated by the Odor Genie?s charcoal layer, they?re replaced with a wild berry scent. Designed for 300-sq.-ft. areas and perfect for autos, RVs and boats. Each Odor Genie will last up to 60 days and is effective in absorbing and eliminating odors caused by: