PRODUCT STORY Versatility. Versatility. Versatility. If you havenâ??t guessed it already, this Â¼ zip is extremely versatile! Comprised of our Midweight fabric, it provides the extra warmth and insulation you need when battling the cold. Ideal for when temperatures vary throughout the day, zip it up to utilize the mock neck or unzip it to vent out unwanted body heat. Take it on your next outing and youâ??ll soon find you wonâ??t leave home without it!