Woodwick Candle Reed Diffuser 3 Oz. - Evening Bonfire features a highly concentrated fragrance infused with essential oils. Designed to last 4 weeks or more, each diffuser features one 3 oz. of genuine Woodwick fragrance oil and 12 natural espresso reeds. Woodwick Reed Diffusers are the perfect way to continuously fragrance any space. The Evening Bonfire fragrance brings forth memories of cool nights around a smoldering fire with your dearest friends.