Description of Arcteryx Envoy L/S Shirt Break into the office scene with this highly mobile button-down shirt. Made with Invigor, a lightweight polyester fabric that has mechanical stretch and keeps you cool when things heat up. Hidden within its urban style are gusseted underarms and articulated elbows for added freedom. Features: Mechanical stretch fabric for cool feeling summer comfort Chest pocket with hidden security zip Colour matched snap closures on front and cuffs No-lift gusseted underarms Articulated elbow Colour matched snap closures on front placket Patterened for ease of motion Tonal embroidered bird logo on chest pocket Materials: Invigor