Leave a lasting impression on guests & ensure a consistent experience with AIR WICK Scented Oil Refills with Essential Oils. Keep supply rooms stocked with the pleasant scents your guests come to associate with your business. Get up to 120 days on the lowest warmer settingof natural-smelling fragrance with essential oil-infused formulas. Easily refill the Air Wick plug-in warmer by unscrewing the cap & inserting the refill until it clicks. Adjust the warmer settings to ensure the optimal fragrance for each room. Enhance entrances, common areas, offices, break rooms, & guest rooms with pleasant scents. Quantity: 12 / Carton; Application: Automatic Odor Control; Product Packaging: Refill; Volume Capacity: 0.67 oz.