Grav Labs

Grav Labs is a company that specializes in manufacturing scientific glass bongs, bubblers, and hand pipes. The company was established in 2004 and is headquartered in Austin, Texas. Grav Labs has harnessed a solid reputation for creating quality scientific glass. They offer a range of products, including water pipes with filtration systems built for robust and smooth smoking experiences. Their patented geometric ice pinch is the best way to cool your hits, and their fission-down stems help trap tar and ash. They also offer bubblers combining the best features of water and hand pipes: powerful water filtration in a portable package.