The oil rig comes in colored glass. The shape and design of it is that of scientific glass. While the upper part of the rig – the tube part comes in a colored glass with a design, the lower part of clear glass. The height of the rig is 7.4 inches and can be moved around easily. The joint is of 14mm making it convenient to use for oil or wax as the narrow pipe ensures less drag and quicker percolation of the smoke. It includes a dome and a glass nail. It can be used as an oil burner as well as a bubbler. It is made of good quality glass.