On Cloudspark

Who Are These Running Shoes For?

The On Cloudspark is designed for runners who prioritize speed and forward momentum. Engineered with a women-first design approach using data from over 1.2 million foot scans, these shoes are perfect for heel strikers seeking a daily trainer with firm cushioning and stability. Whether you're a beginner aiming to improve pace or an experienced runner looking for propulsive energy return, the Cloudspark delivers powerful take-offs for every stride.

Feelings and Experience

These shoes create a sensation of flying over the pavement with their forward-rolling ride. Runners experience maximum air time and powerful propulsion that makes you feel like the shoe is doing the work for you. The bouncy, responsive feel gives you a spring in every step, while the lightweight construction reduces strain on your legs, creating an energetic and dynamic running experience.

Performance Specs

• Drop: 8mm heel-to-toe

• Cushioning: Medium to firm, highly stable

• Responsiveness: High energy return with Speedboard technology

• Stability: Excellent lateral stability, rated 4/5

• Pace: Ideal for 4:30-6:00 min/km (7:15-9:40 min/mile)

Best Distances and Maximum Speed

The Cloudspark excels at 5K and 10K distances, perfect for short to medium runs and everyday training. Designed for tempo runs and interval training, these shoes can maintain competitive paces from 4:30 per km (7:15 per mile) up to 6:00 per km (9:40 per mile), making them ideal for speed work and race day performance.

Technologies and Materials

Features CloudTec technology with multiple compression pods and Helion superfoam midsole for energy return. The nylon-blend Speedboard provides maximum propulsion, while the engineered mesh upper is made from 100% recycled polyester. Dual-density sole construction ensures stability, and reflective details enhance visibility. The shoe incorporates sustainable materials with about 25% total recycled content.