New Brooks Men's Glycerin 16 D Medium Running Shoe Men's 9 Black White Gray 2018 enhanced comfort and variable compression 31 18.5:orange enhanced comfort and variable compression levels V Tech's ventilated flow through design keeps you cool while in motion Grip tech for anti migration prevents slipping during activities ROM Tech is a pre curved design to provide full Range of Motion for maximized performance levels Made with moisture wicking stretch material to keep you cool and dry Lightweight protection on key contact zones Stretch mesh for maximum breathability and comfort Engineered with lightweight performance fabrics to wick away sweat Flexible wrap around rib guards for full coverage 3D printed overlay has strategic stretch and structure for a secure fit Padded tongue and collar provides comfort against foot