The mini GRAV Beaker Water Pipe is 6" tall and made on 25mm tubing. Its fission downstem diffuses smoke through water and is fixed inside the pipe to prevent damage.The beaker comes ready to use with a 10mm GRAV Cup Bowl and functions best with approximately 1.25" of water. Water Pipe Features: Height: 6" Use With: Dry Herb Made on 25mm Tubing Joint: 10mm Female Comes With: 10mm Cup Bowl Designed By: Stephan Peirce What's in the Box: 1x - 6" Beaker Water Pipe with 10mm Bowl by GRAV 1x - 10mm Cup Bowl