Ever wonder, “Did I blow out that candle before I left?”. Reed diffusers use a special type of fragrance oil and reeds that wick up the oil from the bottom of the reed and diffuse it out the top. The require no heat, electricity or flames . They work 24 hours a day for at least 3 months or as long as there is liquid left in the bottle. The reeds may need to be flipped over on occasion so that the end that was in the bottle in now in the air. and will scent an average size room. They are perfect for dorm rooms or places candles aren’t allowed. Our blend takes 24 hours to reach full strength so be patient! Our boxed reed diffusers contains 3 oz bottle of fragrance, wooden cap and 8 reeds.