Cusco Drystar Jacket. Transition seamlessly through spring and summer with the Cusco Drystar® Jacket, a versatile and lightweight two-season adventure jacket. Engineered for exceptional adaptability, it offers optimal comfort and protection in both hot and wet conditions, making it the ideal choice for road touring and daily commuting. Lightweight two-season adventure jacket for spring and summer riding. Recycled ripstop and 600D polyfabric construction with stretch softshell panels for a flexible, comfortable fit. Detachable Drystar® liner for waterproof and windproof protection in changing weather. Drystar® liner can be worn inside or over the jacket for versatile climate management. Large direct ventilation opening panels for exceptional airflow in hot conditions. Strategically placed vents to keep riders cool during warm rides and active touring.