Complete set of reed diffuser is coming with this pack , 1. One pcs glass vase . 2. 100 ML reed diffuser oil . 3. Reed sticks 8 pcs . 4. Coming in Gift box as in picture . filling capacity is about 80 to 100 ML , just put the oil in the glass vase coming with this set , and place where you want , insert the reed from one side first than after 5 second flip the reed from different side and than it’ll start working . now you can feel the smell of fragrance you use in it .