On Running Cloudmonster 1 Flint/Black

The On Running Cloudmonster 2 Flint/Black takes maximum cushioning to the next level. With a dual-density Helion™ midsole, the largest-ever CloudTec® pods and a redesigned Nylon Speedboard®, it delivers more cushioning, more propulsion and more energy return — the monster ride, turbocharged.

Technologies

• Helion™ Dual-Density — Dual-density midsole: firmer foam in the heel for stability, softer under the forefoot for greater propulsion. 35 mm stack height for maximum cushioning.
• CloudTec® (largest-ever pods) — On's biggest cloud pods, redesigned for greater compression and energy return. Redesigned outsole that won't trap stones.
• Nylon Speedboard® — Nylon-blend plate repositioned between the two foam layers to optimise energy return from midfoot to forefoot.
• 6 mm Drop — Moderate rocker geometry with smooth transitions and natural rolling motion.

Features

• Maximum cushioning — 35 mm stack height
• Breathable engineered mesh upper with increased volume
• Roomier fit than the previous version — half size down recommended
• Redesigned rubber outsole that won't trap stones
• Weight: 300 g (men's)
• Half size down recommended compared to Cloudmonster v1

Sustainability

• 92% Recycled Polyester in the upper
• ~82% recycled materials overall

Materials

• Upper: 92% Recycled Polyester
• Midsole: Helion™ Superfoam Dual-Density + CloudTec®
• Speedboard®: Nylon blend
• Outsole: Rubber

Best for

Daily training · Long runs · Recovery runs · Marathon · Tempo training