GST KoolMax Technology is the latest innovation in the synthetic grass industry. - Next Generation of synthetic Grass GST. Global Syn-turf W Blade series is a lush lifelike turf that features KoolMax technology at its best KoolMax. KoolMax technology is new to the complete fake grass history  Realistic. Products empowered by KoolMax technologies will stay 15 degrees cooler on average KoolMax, during hot summer days when most fake turf lawns get overheated. synthetic grass products: Deflects light Enhances airflow Reduces Sheen Eliminates shiny unnatural look of turf. Feel of grass and developed by Global Syn-Turf allows the most realistic look, feelState of the art unique W-blade design and Look. Proven 15 Degrees CoolerTested in the controlled environment by experts in the fake turf industry, koolMax series of fake turf are on average 15 degrees cooler than any other turf of the market.