4.3 oz./yd, 100% Microfiber performance polyester. Paragon Plus moisture management properties. Anti-microbial & wrinkle resistant finish. SRT - Snag Resistant Technology. Four-button reverse placket. Cap sleeves. Detailed stitching. Hemmed sleeves and bottom. Tapered waist. UPF30 sun protection. Side seams with vents. Tagless label.