On Cloudflow 5 Slam Jam

Who Are These Running Shoes For?

Built for runners who crave speed with style, the Cloudflow 5 Slam Jam merges Swiss performance with street-ready edge. Perfect for tempo enthusiasts and interval warriors who demand responsive energy return and a bold aesthetic that stands out on any surface.

Feelings and Experience

These shoes deliver an electrifying sensation of forward propulsion with every stride. The Helion™ HF foam creates a bouncy, energetic ride that makes you feel lighter than air, while the distinctive design inspires confidence and urban swagger.

Performance Specs

• Drop: 6mm heel-to-toe drop for balanced transitions

• Cushioning: Mid-level with responsive Helion™ HF superfoam

• Responsiveness: High energy return with glass fiber Speedboard®

• Stability: Neutral support with standard width fit

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

Best Distances and Maximum Speed

Optimized for 5K to half marathon distances with exceptional tempo run performance. Maximum sustainable pace ranges from 3:30-4:30 min/km (5:40-7:15 min/mile) for speed work and intervals, making it perfect for race day efforts.

Technologies and Materials

Features dual-density Helion™ HF superfoam top layer with CloudTec® technology for maximum energy return. The ultralight engineered woven mesh upper provides breathability, while the glass fiber-infused nylon Speedboard® delivers explosive forward propulsion with each step.