Here's what other sites are saying:
The Mammut Men's MTR 201 3/4 Tight brings the stretchy support and protection you need to run up long trails comfortably. Its VenTech fabric provides great freedom of movement, dries quickly, and protects your skin from the sun's harmful UV rays while the VentiStretch panels behind each knee bring breathable ventilation. Mammut also added an adjustable hem for a snug fit, flatlock seams for reduced chafing, reflective logos for visibility in low light, and one zippered pocket at the waistband for keys and an energy gels.
- Backcountry.com refers to the men's version