Women's HeatGear&reg; ArmourVent&trade; Shorts Size Large ArmourVent Mesh Technology delivers true breathability in a light, stretchy, durable, fast-drying fabric; it keeps your body cool, giving you the boost you need to keep working hard Body fabric has nylon yarn with a unique cross-section that helps dissipate heat from the body, creating a cooling effect Signature Moisture Transport System wicks sweat to keep you dry and light Anti-odor technology