Grav Labs, founded in 2004, has been an industry leader in the design, innovation, and development of high quality, functional glass pipes and accessories ever since. Grav is easily one of the most respected names in the glass industry, and taking one look at their work is a clear indication why. DankStop is proud to be an authorized retailer, offering a large selection of Grav products including their bubblers, dab rigs, hand pipes, recyclers, and more. Based in Austin, TX, Grav Labs operates several product lines of specialty scientific glassware such as Helix, Stax, Upline, Gravitron, Nano, Tasters, and the premium Grav Gold Series. Aside from scientific glass, Grav Labs also manufactures high end vaporizers and accessories. Grav Labs prides themselves on offering a diverse line up of stylish, functional, and affordable glass.