Blend in and be ready. Made from durable, flexible mechanical stretch fabric, featuring a RAPIDraw placket, the Covert Shirt Flex offers superior range of motion and immediate access to your sidearm. Stretch polyester/cotton blend. Hidden utility pockets and chest patch pockets provide tactical storage, while moisture-wicking, quick-dry construction and a contemporary fit enhance comfort. Everything you need in a sharp covert shirt. Material: Cotton.