On Running Cloudmonster 2 “Undyed Flame” — 3ME10121527 | Max-Cushion Performance Running Shoe

The On Running Cloudmonster 2 “Undyed Flame” (Style Code: 3ME10121527) represents the next evolution of On’s max-cushion running platform, engineered for runners who prioritize comfort, energy return, and forward momentum. Designed in Switzerland, the Cloudmonster 2 refines the original silhouette with enhanced responsiveness and a more sustainable material approach.

This version features an undyed engineered mesh upper, reducing chemical processing while delivering breathable, lightweight support. Subtle Flame-colored accents add contrast and performance-inspired energy without compromising the clean, modern aesthetic. The oversized CloudTec® cushioning works in combination with Helion™ superfoam to absorb impact while delivering a smooth, rolling ride.

A redesigned Speedboard® enhances propulsion and stability, making the Cloudmonster 2 suitable for long-distance runs, daily training, and comfort-focused lifestyle wear. Finished with a durable rubber outsole for road traction, this model balances innovation, sustainability, and everyday performance.

Whether used for high-mileage training or all-day movement, the On Running Cloudmonster 2 “Undyed Flame” delivers a premium running experience with a globally versatile design.

Product Highlights

• Brand: On Running

• Model: Cloudmonster 2

• Style Code: 3ME10121527

• Colorway: Undyed / Flame

• Upper: Undyed engineered mesh (reduced chemical processing)

• Midsole: CloudTec® with Helion™ superfoam

• Technology: Speedboard® for forward propulsion

• Outsole: Durable rubber for road traction

• Ride Type: Max cushioning, smooth transitions

• Category: Performance Running / Daily Trainer

A max-cushion running shoe designed for comfort, propulsion, and modern sustainability.