this review title is: green and the content is: its not that the tubbing does not work it does but i did not want greenand no wherewas it listed that it might come in that colorfor if it did i would not of ordered it does any oneeven wonder how this effects a person who is on oxygeni think not.there are other information for this review, one is this reviewer did purchase it and the other is 1 people think this review is helpful.