Add up to 3-7 drops of essential oils to the pad, slip the pad into the base, replace the decorative cover, plug the diffuser in, and enjoy a spa-like aromatherapy experience in your own home.The fragrances have been special selected with Christmas Fragrances.The plug in diffuser all it needs is a few drops of the fragrance oil to omit the fragrance and when the fragrance flow goes low top the pad with a few more drops.10 fragrances.Snowflake Sparkle - Jingle Bell Berries - Christmas Spice - Gingerbread - White Chocolate & Christmas CookieWinter Fir - Golden Berries & Frankincense - Salted Bourbon & Buttercream - Cinnamon Apple - Dusky Sloe & AlmondContents:1x Liberty Candles Pack of 10 Christmas Fragrance oils