If you’re in the market for a new pair of running shoes that will help you prepare for this year’s marathon, look no further than the Glycerin Flex. Glycerin Flex in White/Black/Gum $170 Brooks is dropping the Glycerin Flex on Jan 30 Preorder hereThe shoe has a midsole drop of 6mm and weighs 8.0oz/226.8g. Highlighted Product FeatureThe Glycerin Flex stands out due to its innovative FlexZone technology. Other Unique FeaturesA notable feature of the Glycerin Flex is its use of nitrogen-infused DNA TUNED foam. This design optimizes both comfort and energy return, providing a uniquely tuned running experience.