The material wicks away sweat and dries very quickly. The 4-Way Stretch technology allows for better movement in every direction. Strategic laser perforation for better breathability where you need it. There are no seams on the inside of the legs, which helps prevent chafing and irritation. An improved expandable center pocket on the back is water-resistant to keep your phone safe. High waistband with internal drawcord for optimal coverage and a perfect fit. Side pockets. Reflective details for running in low light. Leg length from the crotch: 66cm.