Features: This smoke tube is fit for the scenes of stage, film, advertising, television and drama. It will product solid color smoke effect. 100% brand new and quality guaranteed, safe to use. It the first choice for movies, television, advertising, commercial and digital photography! Easy to use, only need open the pull ring then you can use it. More convenient than smoke cake. Note: The main role is smoke, taking into account the health of the staff, please do not toward the Smoke Tube to people.