Description 100% Polyester Double Pique, 5.13 oz/yd2 (USA) / 174gsm (CDN). Stormtech® H2X-DRY® Moisture Management. Snag Resistant Fabric. UPF Rating 30+. Classic 3-Button Placket. Hem Side Slits. Collar Stand. Self-Fabric Collar. Mechanical Stretch.