Running shoes Puma FAST-TRAC NITRO 4 TRAIL

The Puma FAST-TRAC NITRO 4 TRAIL is a moderate-stack trail running shoe designed for technical terrain. Built for runners seeking speed and control on steep climbs, loose descents, and rugged mountain routes, it combines light weight with performance-focused features.

The midsole uses NITROFOAM technology, Puma's advanced cushioning compound that delivers high rebound and responsive energy return without adding weight. The foam provides a balance of protection and ground feel suitable for fast-paced trail running and technical mountain terrain. The moderate stack height offers enough cushioning for extended runs on rough surfaces while maintaining nimbleness on challenging trails.

The upper features an engineered mesh construction that provides breathability and stretch, reinforced with PWRTAPE overlays for durability and secure lockdown. The shoe includes a structured toe cap and mudguard skins that add protection against rocks and roots on technical terrain. The reinforced construction enhances durability while the mesh allows airflow during demanding climbs and long trail runs.

The Puma FAST-TRAC NITRO 4 TRAIL uses a PUMAGRIP ATR outsole with an aggressive tread pattern and deeper lugs for multi-surface traction. Puma describes this as their toughest PUMAGRIP ATR rubber compound to date, designed to handle steep climbs, loose descents, and varied trail conditions. The outsole configuration provides grip on both dry and wet terrain across technical mountain trails.

Weight: 272g (EU 42)
Drop: 12mm
Stack: 35mm heel / 23mm forefoot
Terrain: Trail
Pronation: Neutral