Our?long lasting diffusers add a decorative touch and fill the home with several months of intoxicating fragrance! The woody and familiar notes of Birch form?the perfect backdrop for any holiday or winter gathering. Reeds Measure: Approx 11" Tall Net Contents:?7.85 fl oz./?232 ml Useful Life: Several months (depending on actual room conditions) Key Notes: Freshly Cut Birch, Balsam Sap, Rich Amber Notes?and Moss Fragrance Family:?Woods