100% Polyester. Fabric: Pique. Design: Plain. Neckline: Ribbed Collar, Tipped Collar, Welt Collar. Sleeve-Type: Short-Sleeved. Hem: Twin Needle Stitch. 3 Button Placket, Concealed Placket, Contrast Piping, Forward Shoulder Seams, Side Vents, Twin Needle Sleeves. Fabric Technology: H2X-DRY, Snag-Resistant. Sun Rating: UPF 50+. Ref: UTPC4751