Ripple textured outsole adapts to both paved and natural surfaces
Named for the woman-specific double X chromosome DNA sequence, the Run XX NITRO WNS stands behind PUMAs RUN FOR HER motto with a progressive, female-specific design. Featuring an updated fit that hugs a womans foot at the heel, instep, and arch, the running shoes new, firmer NITRO midsole is the perfect balance of durable and lightweight. RUNGUIDE promotes proper alignment and increased stability for longer distances.Variable density foam offers customized underfoot response
