Zoot PCH 3" Running Shorts - SS15 Lightweight Woven Shell - For unrestricted movement and comfort. Mesh Channels - For enhanced ventilation and cooling. Internal Crepe Brief - With Icefil uses Xylitol to keep you cool and comfortable. VENTflex Hip Panel - In brief for maximum range of motion. Elastic Waistband - With drawcord keeps this short locked in place.