Brooks Run Within Sweatshirt – Men's Size:S Single-layer engineered warp knit upper

Single-layer engineered warp knit upper sheds weight and maximizes breathability — critical during long efforts in Southern heat and humidity

driving propulsion and cutting fatigue on long miles

Speedboard plate channels energy forward on climbs and choppy ground

not just cushioning

Waterproof nubuck leather upper with high-abrasion textile panels handles rocky

Brooks Run Within Sweatshirt – Men's Size:S Single-layer engineered warp knit upperWhen the temperature drops and you still want to get out the door, the Run Within is our pick for cold weather training days and easy shakeout miles. A brushed interior traps heat while the moisture wicking exterior keeps sweat from settling in, so you stay warm without overheating. Reflective details and a relaxed fit that layers cleanly over a base layer round it out. Brushed interior lining holds heat close without adding bulk built for cool