Mesh upper with microfiber and synthetic overlays for lightweight support. Breathable Element linings wick away moisture to keep you feeling dry and fresh. Padded collar and tongue for extra comfort. Anatomical Brooks DNA creates personalized cushioning for every runner for a custom fit and ride. Extended Diagonal Rollbar (PDRB) adds stability and control. Segmented Crash Pad creates a smooth heel-toe transition for a natural running stride. HPR Plus rubber in high-wear areas of the outsole for durability where you need it most. Wt. 11.9 oz.