Febreze plug air freshener refills, linen and sky – 0.87 oz, 6/carton – 74901 refills for febreze plug electric air freshener which offers a convenient and inventive way to permanently eliminate unpleasant underlying odors, while releasing waves of warm, subtle fragrance. Keeps the air noticeably fresh for up to 45 days. Great for removing common background odors from living rooms, bedrooms, kitchens, and more.