BioMoGo DNAfuses BioMoGo midsole and DNA gel cushioning technology for a fully custom responsive ride that adapts to the needs of each and every runner.Omega Flex Groovesenhance midsole flexibility without compromising cushioning.Tuned Density Midsole (TDM) material offers a custom ride that corresponds with a runner's gender and weight. A low-offset, varied trail running shoe, the Brooks PureGrit 6 delivers a quick and nimble running expierence.