24/7 OdorProtect Technology. Up to 120 days (Based on low setting) of of freshness. Freshmatic automatic spray only use Air Wick refills. Nothing but the ingredients you need. Great fragrance. Helpers: C13-14 Isoparaffin (Carries the Fragrance) Butane, Hydrofluorocarbon 152a, Propane (Propels the Fragrance). Air Wick Pure Automatic Spray releases odor neutralizing bursts of fragrance 24/7. Health. Hygiene. Home. No added water. Free from phthalates, acetone. www.airwick.com. www.inhalant.org. For more ingredient information, Visit www.airwick.com. Questions? Call: 1-800-228-4722. Environmental Tips: Steel can is recyclable.