Men's sport pants, specifically designed for running, are tailored to provide comfort, performance, and durability during workouts. Here's a detailed description of their key features:

1. Moisture-Wicking Fabric: Running pants are typically made from moisture-wicking materials such as polyester or nylon blends. This fabric efficiently wicks sweat away from the skin, keeping you dry and comfortable throughout your run.

2. Breathable Design: These pants often feature mesh panels or strategic ventilation zones in areas prone to sweating, such as the back of the knees, to enhance airflow and prevent overheating during intense runs.

3. Stretch and Flexibility: Designed with stretchable materials and ergonomic seams, running pants offer maximum freedom of movement, allowing for a full range of motion without restriction, especially during high-impact activities like running.

4. Quick-Drying: The quick-drying properties of the fabric ensure that sweat evaporates rapidly, minimizing discomfort and reducing the risk of chafing or irritation during long runs.

5. Elastic Waistband with Drawstring: Many running pants come with an elastic waistband and an adjustable drawstring closure, allowing you to achieve a secure and personalized fit for added comfort and support.

6. Reflective Details: Safety is crucial, especially for outdoor runners. Running pants often incorporate reflective elements or trimmings to enhance visibility in low-light conditions, ensuring you stay seen and safe during early morning or evening runs.

7. Zippered Pockets: Some running pants feature zippered pockets at the sides or back to securely store essentials like keys, cards, or energy gels while you're on the move.

8. Tapered or Slim Fit: Running pants typically have a tapered or slim fit design, providing a streamlined silhouette that reduces drag and minimizes distractions, allowing you to focus solely on your run.

9. Ankle Zippers: Certain models may include ankle zippers for easy on and off over your running shoes, as well as for ventilation and temperature regulation during your run.

10. UV Protection: Some running pants offer UV protection to shield your legs from harmful sun rays during outdoor runs, helping to prevent sunburn and long-term sun damage.

Overall, men's sport pants designed for running are essential gear for runners looking for comfort, performance, and functionality during their workouts, whether on the track, trail, or treadmill.