I am an engineer student at Berkeley. I wanted to find a synthetic grass manufacturer that stood behind their product and took the time and money to test their artificial turf. Talk about full disclosure, Global Syn Turf has all of their artificial turf tests on their website. I wanted to find a synthetic grass manufacturer that stood behind their product and took the time and money to test their artificial turf. You can find specification sheets, flammability tests, lead tests, certificate of analysis, water permeability test, cad details, total and face weight test, tuft bind, grab test, MSDS sheet, warranty, etc. Only a company that stands behind their product will post this information to the public. 5 Stars...