Gore Bike Wear Men POWER WINDSTOPPER Active Shell Jacket, JWPHAN 100% Nylon; Windstoppermembrane, Stretch: 86% Polyester, 14% Elastane Imported A must during the seasonal transition. The WINDSTOPPER Active Shell jacket provides versatile function on medium rides. Worn in cool weather situations and - thanks to ist packability - easily stowes away in the back pockets when not in use. Slim fit Stretch inserts for optimum freedom of movement Stow pocket outside Full length zip with semi-lock slider Zip-underflap and zip-port Close fit collar