Breathable TEK woven fabrication, built-in sun protection and moisture wicking technology makes this stylish button-front shirt a hot-weather winner. It also features an underarm gusset for ease of movement, handy zippered chest pockets and a hidden sunglasses cloth. VentTEK Classic Fit Shirt Product Features : AriatTEK® for superior performance in any weatherGreater Arm Mobility for freedom of movementMoisture Movement Technology™ wicks away moisture from skinSun Protection Fabric™VentTEK™ technology enables airflow, Breathable mesh yokeHidden collar buttons, Hidden microfiber lens cloth on shirt tail, Zippered chest pockets Men's VentTEK Classic Fit Shirt in Charcoal, Size: LT by Ariat