On Running takes a fresh look in racing shoe range with the first Cloudboom. On's signature carbon fibre-infused Speedboard, CloudTec technology, Helion superfoam offers adaptive cushioning, impact protection and a powerful take-off.

The rocker shape adds to the springy feel, boosting your running efficiency and leading you to dominate on the road. With a modern traction pattern for grip on dry roads, the Cloudboom is the great for those looking for a tempo training and road racing shoe with more ground contact feel and snappy toe-off.  

Model Number: 37.99641

Weight: 220g

Stack Height: 9mm 

Width: Standard - D 

Best For: Road Running, Tempo Training, Racing

Support Type: Neutral 

UPPER

• Single-layer, breathable engineered mesh upper – fights off heat, humidity and sweat for zero distractions from the first leg of your race to the finish line
• Reinforced for additional stability at the forefoot to tackle cornering with agility and gives support over long distances

MIDSOLE

• Carbon fibre-infused Speedboard with rocker shape for swift forward momentum and propulsion
• Twin layers of CloudTec at the top and base of the Speedboard create a precise fit underfoot
• Energy-returning Helion superfoam protects your feet against hard, repetitive impacts

Outsole 

• On’s game-changing “Cloud” pods in the outsole with a road-worthy traction pattern in dry or wet conditions