PUMA Men's Training/Fitness/Running Shorts Black Material: Shell: 91% Polyester, 9% Elastane, Shell 2: 93% Polyester, 7% Elastane Elastic Waistband with Drawstrings for Perfect and Comfortable Fit USP Moisture Management to Wick Sweat away and keep you Dry and Comfortable Zipped Pocket at Back Waist with Reflective Fluorescent Material Covering the Tape Width, Reflective Fluorescent Vertical Strips at Bottom on Either Side Mesh Panels on Upper Back Waistline and Either Side for Ventilation to keep you Dry and Comfortable