GRAV was founded back in 2004, and they offer a wide selection of glass smoking products such as Tasters, steamrollers, classic hand pipes, and Sherlocks as well as affordable glass bongs, slides, ash catchers, vape pens and dab rigs. Their reasonably priced products have gained notoriety within the last few years, as they are constantly innovating and expanding their line of stoner smoke-ware. GRAV pride themselves on creating a brand of quality, glass that is consistently reliable and always strives to offer exceptional function and diffusion. Find GRAV Labs Glass products at Aqua Lab Technologies, you can shop online for scientific helix bubblers, straight tubes, beakers and glass on glass accessories.