This straight tube from Zob Glass is approx. 15 inches tall and 5mm thick. This tube is part of the Mini family. It's made with 40mm tubing instead of the usual 50mm. It features an 8 arm tree percolator. This piece has a diffused downstem for another level of percolation to your smoke. There's a splash guard and a three-prong ice pinch. Zob standard 14mm ground glass slide comes with this pipe.