The same pipe is able to accomplish two tasks at the same time. This is the idea from which the series tandem originates from. A long vulcanite tapered stem for relaxing nights at home. The other one, short and in acrylic, which transforms the pipe in a minute object convenient to carry around. This small straight Billiard is a model also suggested to novices. The shank dimensions do not allow the predisposition of a filtering system.