This ultra-lightweight running shoe is engineered for optimum energy return with a soft, responsive BioMogo DNA outsole and Omega Flex Grooves in the sole. The sock-like upper is woven of stretchy mesh with perforations at the toe and insole for breathability and temperature control no matter how far you run. Style Name: Brooks 'Hyperion' Running Shoe (Women). Style Number: 5153247. Available in stores.