The Nike Women's Running Shoe features deep outsole flex grooves and dual-density cushioning for a natural ride and lasting comfort. Perforations on both sides give you excellent airflow during your run. Features mesh upper enhances ventilation, dual-density midsole delivers plush comfort,

The Nike Women's Running Shoe features deep outsole flex grooves and dual-density cushioning for a natural ride and lasting comfort. Perforations on both sides give you excellent airflow during your run. Features mesh upper enhances ventilation, dual-density midsole delivers plush comfort, hot-knife cuts in the midsole/outsole for flexibility, no-sew overlays and heel molding for structure and support and perforations on each side of the midfoot enhance ventilation.