The Nike ACG Ultrafly Trail Running Shoes combine advanced trail-ready design with road racing cushioning technology, ideal for runners who demand versatility across mixed terrains. The HF5668-003 delivers responsive shock absorption and reliable traction for both competitive racing and everyday training.
**Key Features:**
- Breathable engineered mesh upper for enhanced ventilation and comfort during long runs
- Responsive cushioning midsole absorbs impact for smooth transitions on road and trail
- Durable rubber outsole with aggressive tread pattern for reliable grip on varied surfaces
- Lightweight construction reduces fatigue for natural movement and extended performance
Size Charts
