Experience a new level of speed, responsiveness, and agility with the new On Running Cloudflow 4!  Designed for both training and racing, this ultra-lightweight trainer is engineered to add more energy and softness to your run. 

On has introduced a spoon-shaped nylon blend Speedboard®, lighter and more robust than ever, to create a powerful forward roll that propels you towards personal bests. Inside, the On CloudTec® in Helion™ dual-density superfoam runs throughout the shoe, absorbing impact and providing a softer, more responsive running experience.

The ultra-light woven upper, inspired by our Cloudboom Echo, offers unmatched breathability and performance, making it easier than ever to up your pace.

What's New?

• Additional 8mm of On’s proprietary Helion superfoam under the heel for a softer ride
• Lightweight woven upper for next-gen speed and breathability
• A spoon-shaped nylon blend Speedboard, between layers of Helion foam, for a natural forward roll of momentum 

Width: Standard

Support Type: Neutral

Weight: 235g

Heel-to-Toe Drop: 8mm (31mm heel / 23mm forefoot)

Best for: Tempo and Speed Training, Road Racing (5km, 10km) 

Product Code: 3MD3010

UPPER

• Ultra-light woven upper, inspired by the Cloudboom Echo, that is super breathable and light

MIDSOLE

• CloudTec® in Helion™ dual-density superfoam for a smoother, softer and lighter ride
• A nylon blend Speedboard between the foam for a powerful forward roll

OUTSOLE

• A grippy outsole, with high abrasion rubber on high wear areas like forefoot and heel. 
• A closed-channel outsole to prevent rocks trapping