Featuring the worlds most breathable waterproof fabric Polartec Neoshell the 2021 Fox Flexair Neoshell Water Jacket combines the ultimate in weather resistance with the ultimate in breathability. Not only does it protect you from a nasty downpour it enhances natural thermoregulation to release heat and perspiration from inside the jacket keeping you dry. With its helmet-compatible hood and element-busting adjustment features to make the fit even more secure this is the ultimate jacket for when the weather turns on the trail.