Add lasting and continuous fragrance to your living room, bedroom, busy bathroom, kitchen and other rooms with the familiar feeling of clean comfort with Glade Clean Linen PlugIn Scented Oil Refill. Glade PlugIns Scented Oil delivers adjustable fragrance settings to meet your needs. Each PlugIns Scented Oil fragrance refill lasts up to 30 days. Simply insert the refill into the warmer in an upright position and enjoy a delightful fragrance all day long. Infused with real, natural essential oils. The classic scent of clean linen mimics line * * -dried laundry with a modern twist of sunny citrus and comes in a convenient 2 count refill pack.