The (TWO PACK) Glade PlugIns Scented Oil Air Freshener Refills in Sheer Vanilla Embrace are transparent plastic bottles filled with scented oil. These refills are suitable for indoor use in any room of the home. The Glade PlugIns are a popular brand by SC Johnson, offering an original scent of vanilla that is loved by many. Each pack contains 2 refills, making it easy to refresh the air in your living space with a pleasant aroma.