Infused with essential oils. Yum, warm spiced cider, homemade apple pie, Apple Cinnamon PlugIns Scented Oil fills your home with harvest happiness. Fits the entire family of Glade PlugIns scented oil warmers! Warmer; fan; night light; lasting impressions. Use only Glade PlugIns Scented Gel refills in Glade PlugIns Scented Gel air fresheners.