On Running Cloudswift 4 Women's - Black 4.5

The road running shoe for city streets gets a performance upgrade with soft Helion™ superfoam and breathable fabrics.. Size & Fit: Regular. True to size.. One-piece knitted upper. The shoe's snug bootie construction is updated with a single-piece knitted upper for maximum airflow. The perforated toe box further boosts breathability.. Dual-density midsole. For a cushioned yet energetic ride, the midsole's top layer is made with soft Helion™ superfoam, while denser foam on the bottom provides a more propulsive push-off.. Optimized support. On updated the design and fit of the shoe's iconic cage construction for better midfoot lockdown. Plus, it's now finished with a new knit material for a more modern look.. Key Features. Weight: 248g. New dual-density Helion™ superfoam midsole for soft landings. Breathable one-piece upper with perforated toe box. Updated cage construction for better midfoot lockdown. Nylon-blend Speedboard® for a responsive ride. Fresh aesthetic and comfortable