Eastbay Lined Open Cuff Windpant II - Youth The Eastbay Lined Windpant II is made with a soft and durable 100% woven polyester fabric that offers wind and water resistance. Moisture wicking 100% Polymesh lining. Specific cut, semi-lowrise waist. Lower leg YKK zippers, elastic drawcord waist. Two open side pockets. Imported.