Refill is designed for use in the RochesterMidland OxyGen Air Care System Dispenser that emits intensely scented pure fragrance continuously, creating a permanently fresh environment that has impact every time you walk into the room OxyGen Powered technology is a clean source of power It produces continuous levels of intense fragrance that contains no propellants, solvents or CFCs just pure natural scent Refill contains six times more fragrance than most aerosols and covers up to 3,000 cubic feet It lasts 60 days This Tang scent offers an energizing blast of citrus to awaken, excite and motivate The refill is 100 percent recyclable and safe to dispose of in your regular plastic recycling waste