Subtle texture adds character without sacrificing breathability or snag resistance, while PosiCharge technology preserves colors and logos. 4-ounce, 100% polyester mesh with PosiCharge technology 4.3-ounce, 100% polyester mesh with PosiCharge technology (White); Tag-free label; Self-fabric collar; 3-button placket with dyed-to-match buttons; Set-in, open hem sleeves; Side vents