windCELL: highly functional materials provide you a durable yet breathable protection against windchill, while helping you to maintain your body temperature at a comfortable level during exercise Ventilation slit in the back for improved air circulation at critical heat zones Adjustable hood construction for weather protection Reflective logo and other reflective items for 360 degrees of enhanced visibility in low light conditions Zip pocket at wearers left side for storage solutions Curved hem for higher freedom of movement and better coverage