Ultra concentrated refills in premium fragrances work faster and stay in the air longer. Half the size of ordinary refills, but twice the odor-fighting power. For use in Micro TimeMist® Metered Dispenser (TMS 1041TM1C, Classic series, & TimeMist® PLUS® series dispensers), sold separately. Can also be used as a personal air freshener, the 2oz. refill is perfectly sized for pockets, purses, desktops. 15- to 45- day supply depending upon spray interval setting on dispenser. 12 refill per case, sold by case only.