ON's latest LightSpray Cloudboom Strike 2 combines new upper and midsole technologies for elite marathon performance. The shoe's upper is robotically sprayed, offering a seamless, ultra-lightweight design weighing just 158g. It features CloudTec Sphere geometry, enhancing compression and rebound for smoother rides.

The midsole integrates Helion HF supercritical racing foam and a curved carbon Speedboard, providing a soft, springy feel. Despite its minimalist construction, the shoe offers stability and a forward-driving character. It's designed for experienced marathon runners seeking low weight and efficient performance. Read more gear coverage.

The LightSpray process represents a significant shift in footwear manufacturing, potentially influencing future high-performance shoes. The Cloudboom Strike 2 is priced around £250, targeting runners who value cutting-edge technology and performance. The shoe's innovative design and manufacturing process make it a standout in the crowded supershoe market. Related: On Cloudsurfer 3: A Step Up with Surreal Foam.

This original Runner World brief is based on reporting from Athletics Weekly. Visit the source for its complete reporting, context and any later corrections.