Product Overview Breathable Allover To Run Wherever. Run your best with the essential comfort of Dri-FIT Contour Men's Running Long-Sleeve Shirt. Its body-mapped design is knit with mesh that increases airflow where you heat up most, freeing you to move along your route in comfortable coverage. Dri-FIT mesh fabric is knit from loose to tight for zoned breathability. Mesh opens up down the middle back for optimal ventilation. Seams are rolled forward for a zero-distraction fit. Specifications Material100% Polyester Circular Knit Jacquard Fabric CareMachine Wash OriginImported