Underpronators to mild overpronators will be treated to the lightest and most cushioned version of the GEL-Cumulus ever.; Refined open mesh with Discrete Eyelets that disburse lace tension for a customized fit and enhanced upper comfort.; ComforDry Sockliner for cushioning performance and anti-odor properties for a cooler, drier, healthier environment.; Heel and forefoot GEL Cushioning Systems.; Guidance Trusstic System integrates Guidance Line construction for enhanced gait efficiency while providing midfoot structural integrity.; Guidance Line vertical flex groove decouples the tooling along the line of progression for enhanced gait efficiency.; FluidRide for the ultimate combination of bounce back and cushioning properties with reduced weight and exceptional durability.; Impact Guidance System (I.G.S.) employs linked componentry to enhance the foot's natural gait from heel strike to toe-off.; Solid rubber outsole.; Wt. 8.5 oz.