Laser etched ventilation channels accelerate sweat evaporation by 40%.

The ON Cloudswift 4, a road running shoe for city streets, gets a brand-new performance upgrade with soft Helion superfoam and breathable fabrics. Crafted with a one-piece recycled polyester upper, the women's ON Cloudswift 4 features a perforated toe box, updated cage construction for better midfoot lockdown, and a rockered geometry for a forward-rolling sensation, while the new dual-density Helion superfoam midsole and nylon-blend Speedboard offer soft landings and a responsive ride for your daily travels.

• ON Wmns Cloudswift 4
  
• Breathable one-piece upper
  
• Perforated toe box
  
• Regular fit, true to size
  
• Updated cage construction for better midfoot lockdown
  
• Rockered geometry for a forward-rolling sensation
  
• New dual-density Helion superfoam midsole for soft landings
  
• Nylon-blend Speedboard for a responsive ride
  
• Rubber outsole
  
• Weight: 248g

Polymerized rubber compound increases longevity in high abrasion zones