Description of Ex Officio Next-to-Nothing Zeph'r 3/4 Sleeve Shirt - Women's The uniquely ventilated Zeph'r Shirt has a sheer print to keep you cool and a clean silhouette. Features: Lightweight Next-to-Nothing Stripe -- 85% Polyester / 15% Cotton 2.5 oz/sq yd Imported Lightweight and highly ventilated for travel friendliness Wrinkle resistant so you'll always look polished Security pocket to keep your travel essentials safe Wrinkle resistant with fabric that has a natural texture to it so you'll always look polished