Puma Fast-Trac Nitro 4 - Womens Trail Running Shoes

Built to thrive when the trail turns steep, loose, and technical, the Puma Fast-Trac Nitro 4 is a nimble trail runner designed for speed, control, and confidence in rugged terrain. With a moderate stack height and an emphasis on agility, it feels quick on foot while remaining stable when conditions get challenging.

This latest version steps up durability and grip, pairing high-rebound NITROFOAM cushioning with PUMA’s toughest trail outsole compound to date. Reinforced protection through the upper ensures you can push harder in the mountains without hesitation.

Upper

• Engineered mesh for breathability and adaptive stretch
• PWRTAPE reinforcements for durability and secure lockdown
• Structured design for added support on technical terrain
• Reinforced toe cap and mudguard skins for trail protection

Midsole

• NITROFOAM™ cushioning for lightweight comfort and responsiveness
• High-rebound feel without added weight
• Tuned for speed, control, and efficiency on climbs and descents

Outsole

• PUMAGRIP ATR rubber for aggressive multi-surface traction
• Deeper lug pattern for grip on loose, steep, and rugged terrain
• Durable compound designed to handle demanding trail conditions