Nike ACG Ultrafly Trail Shoe size:8.5 Spacious toebox and zero drop

Spacious toebox and zero drop provide natural interaction with the terrain

VersaGrip is Mount to Coast proprietary outsole technology engineered to deliver excellent traction

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KIPRUN was born from the rallying cry

Nike ACG Ultrafly Trail Shoe size:8.5 Spacious toebox and zero dropNike ACG Ultrafly Trail Trail Racing Shoes Ultralight foam and enhanced grip fuel your trail speed. The Ultrafly Trail takes what you love about the original and refines it, so you can go the distance. The springy ZoomX foam is more responsive and the full length carbon plate is softer for a smooth ride. The outsole helps reduce weight while maintaining enhanced grip as the miles pile up. ZoomX Foam Ultra responsive ZoomX foam midsole delivers Nike's