The V2 Pro Performance Shirt is a hybrid design developed, now in short sleeve, with input from Law Enforcement and Tactical Operators that combines our best selling Performance Polo with our V2 shirt. The result is a new lightweight base layer that is perfect for use with an external carrier.65% Polyester/35% Cotton, 3.9 oz double ripstopV2 Technology Mechanical Stretch with Teflon® stain repellent finish in the sleeves and collar100% Polyester anti-snag jersey body, with wicking + anti-odor finishWoven sleevesNo curl collar with integrated collar stayRunning gusseted construction under the arm