If you are looking for something new and refreshing, look no farther than this beautifully deigned Hatorade oil rig water pipe! It s cool sleek design makes it easy to use and extremely enjoyable. Its wide mouth piece makes this oil rig not only comfortable but super convenient. This is a one of a kind pipe made of the finest, high quality borosilicate glass. Oil dome and nail included, 2.5 base diameter. Water pipe s 14 mm male joint comes with 14 mm female oil dome.