Enhance your home’s scent with Air Wick Scented Oil. It releases continuous fragrance so your home always smells welcoming. Air Wick Scented Oil Refills contain natural essential oils. The new Air Wick Scented Oil Plug In Warmers also allow you to choose between 5 fragrance levels as desired, while enhancing your décor with a sleek look. These 5 fragrance levels ultimately provide a great deal of flexibility in terms of the level of fragrance you want to be released into your home environment. *Based on low setting that is currently being offered by this particular product.