The Columbia Low Drag Offshore Shirt provides protective, warm-weather performance. Vented back delivers cool, breathable comfort, while the antimicrobial treatment reduces odor for comfortable days on the water. Fast-drying 100% polyester ripstop boasts Omni-Wick® and Omni-Shade® technologies for protective, quick-cooling comfort. UPF rating of 40 protects your skin from harmful UV rays. An extended flip-up collar keeps the sun off your neck. Adjustable roll-up sleeves fasten with a button for added cooling comfort. Two chest pockets. Imported. Sizes: M-2XL. Colors: Beacon, White, Black, Vivid Blue, Key West, Bright Peach, Sorbet.