The ultimate summer shirt. Made with our lightweight, sweat-wicking performance fabric, it has VentTEK panels to boost airflow and cool you down, whether you're in the field, on the boat, or around town. Product Features : AriatTEK is designed for optimal comfort in any weather, with built-in performance features that adapt to changing conditionsFreshTEK odor control helps keep you feeling fresh through long hours of wearGreater 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 comfortableSun Protection Fabric helps block harmful UV rays, keeping you covered and comfortable during long days outdoorsVentTEK mesh panels provide ventilation in key areas to help keep you cool and comfortable, Breathable mesh yoke enhances airflow to help keep you cool and comfortableMicrofiber lens cloth is hidden in the hem for on-the-go cleaningUnderarm gusset Men's Printed VentTEK Outbound Fitted Shirt in Dark Denim, Size: Medium by Ariat