100% Polyester. Fabric: Pin Mesh. Design: Plain. Fastening: Button-Down. Hem: Curved. Sleeve-Type: Short-Sleeved. Neckline: Turn Down Collar. Fabric Technology: Breathable, Lightweight, Moisture Wicking. 150gsm. Sustainability: Oeko-Tex Standard 100 Certified, REACH, WRAP Certified.