On Cloudultra 3 Women's Trail Running Shoes

Go the distance on the On Cloudultra 3, an ultra-distance trail running shoe built to keep you cushioned, stable, and sure-footed mile after mile. Engineered for long days on technical terrain, it pairs On's signature CloudTec® cushioning with Helion™ HF superfoam for energy return and impact absorption that holds up when the trail gets long.

Why you'll love it

• Built for ultras: Designed for ultra-distance races and long efforts on technical, mixed terrain.
• Helion™ HF superfoam: Lightweight cushioning delivers energy return and absorbs impact to keep legs fresher over the long haul.
• CloudTec® cushioning: Adaptive comfort and stability for efficient, controlled strides on uneven ground.
• Missiongrip™ outsole: Aggressive, trail-tuned traction that bites on loose, wet, and rocky surfaces.
• Durable, protective upper: A tough engineered weave with strategic zoning shields your feet and breathes through long hours on trail.

Details

• Best for: Ultra and long-distance trail running on technical terrain.
• Cushioning: Generous, plush Helion™ HF and CloudTec® for all-day comfort (approx. 6mm heel-to-toe drop).
• Grip / outsole: Missiongrip™ trail outsole for confident traction on demanding ground.
• Fit: True to size.
• Colors: Black/Black, Iceberg/Glacier, Linen/Safari.
• Sizes: US Women's 5–11 (half sizes); availability varies by color (Linen/Safari starts at size 6).