Automatic Spray refill. Up to 60 days (based on low setting) of freshness. Nothing but the ingredients you need. Great fragrance. No added water. Free form Phthalates, Acetone. Helpers C13-14 Isoparattin, Carries the fragrance. Butane, Hydrofluorocarbon 152a Propane. Propels the fragrance. www.airwick.com. For more ingredient information visit. www.airwick.com Questions? (1-800-228-4722) Environmental tips please recycle when empty This steel can is recyclable.