Wear-tested and ready to ride, this button-front shirt features VentTEK™ side panels for air flow and moisture-wicking technology. VentTEK Stretch Shirt Product Features : AriatTEK® is designed for optimal comfort in any weather, with built-in performance features that adapt to changing conditionsGreater Arm Mobility™ helps extend arm and shoulder range-of-motion so you can move freelyMoisture Movement Technology™ helps wick moisture away from the skin to keep you dry and comfortableVentTEK™ mesh panels provide ventilation in key areas to help keep you cool and comfortableSun Protection Fabric™ helps block harmful UV rays, keeping you covered and comfortable during long days outdoors, Microfiber lens cloth is hidden in the hem for on-the-go cleaning, Zippered chest pockets provide secure storage for small essentials Women's VentTEK Stretch Shirt in Black 2, Size: Medium by Ariat