... toxic pollutants.2. Main Ingredient: Nano-TiO2, Active Carbon.3.Using Area: Indoor, Bedroom, Bathroon,House,Car, Closet and etc4 ... it out and exposure under the sunlight for 2-3hours after using for One or two months, which can decomposition of pollutants ... and renew the activity; After using of the products, you can bury it into flower pots ...