No heavy perfumes. No phthalates. No dyes. No formaldehyde. Gently cleans away odors for pure, light freshness. For use with Febreze Plug scented oil refill included in package. Febreze Plugs use two alternating chambers to eliminate odors and freshen. Good House Keeping: Since 1909. Limited warranty to consumers replacement or refund if defective. UL Listed. www.febreze.com. www.pg.com. Questions? 1-800-699-4657. www.febreze.com. Terracycle: Recycle at Terracycle.com. Warmer made in China. Refill assembled in Mexico.