Iso-Chill fabric helps dissipate body heat, so it's cool to the touch. Strategic laser perforation for better ventilation. 4-Way Stretch technology allows for better movement in every direction. The material wicks away sweat and dries very quickly. Shaped, side hem with ventilation. Odor control technology minimizes odor. Reflective details. Material: 90% Nylon, 10% Elastane
