One of the popular growing glass companies is Grav Labs.
This informative article will give you the background on Grav Labs.
This is just a quick article, expect a more in-depth article or review in the future.
Founded in 2004, Grav Labs is located in Austin, Texas, with about 30 glass blowers to produce high quality scientific glass.
Grav Labs prides themselves in stylish, affordable, high quality, functional glass.
The XL Gravitron can be purchased for $50
The Helix Chillum can be purchased for $34.95
Depending on which STAX product, they range in price, starting at $70