Air Wick Scented Oil Refill, 9 Refills – 5 apple cinnamon medley and 4 vanilla butter cream cupcake Keep your home smelling fresh and inviting with the Air Wick Scented Oil Refills . This product comes in a variety pack for your convenience. The Air Wick air freshener refills can be used with all of the Air Wick warmers. They fit easily inside each warmer; to use, simply plug the warmer in and insert the refill. The warmers heat up quickly, releasing continuous fragrance while knocking out even the toughest odors. . They are ideal for laundry rooms, bathrooms, bedrooms and more. Plug in air freshener brings continuous and long-lasting fragrance into your home – Ideal for your bedrooms, bathrooms, living rooms, hallways, kitchens and office spaces – Refills for use in all Air Wick scented oil plug in air freshener warmers.