MIER Mens 3 Pack Dry Fit Sports Shirts suitable for all occasions whether outdoors or indoors. This men's shirt is created with high-performance polyester fabric, which has thousands of air vents to feature moisture wicking, quickly absorbing your body surface sweat to keep you stay cool all day. This quick dry tee is built for everyday comfort with an edge of outdoor performance, making it one of our favorites for the warmer months.