Built with lightweight, moisture-wicking fabric, the XKG Sonora Shirt is designed to deliver comfort and performance in a breathable form. Available in four colors, this shirt is built for drifting river flats in the high sun and floating big afternoons with nothing on the agenda. Polygiene Odor Control Technology Vented Mesh Under Arms Performance Stretch Fabric UPF 30 Rating Snap Down Collar Low-Profile Snaps Two Chest Pockets 48% Polyester / 48% Nylon / 4% Spandex Weighs 7 oz.