This Cinnamon K29 Scent Stone features a cool and refreshing fragrance. It's made with safe, all natural ingredients that can be discarded with no harm to the environment. The high quality, concentrated fragrance oils give off a soothing aroma. Use it in any location where air freshening is desired. Do not place it on top of plastic or other fine finishes.Upgrade your selection of standard paper or plastic air fresheners and off this ceramic, oil-infused K29 Scent Stone. It's an easy way to keep cars smelling fresh after they're cleaned and vacuumed at the car wash.