Water resistant fabric on the forearm to help keep your arms dry when netting and handling Fish Soft Shell fabrics to keep you warm but also very breathable so you wont sweat on warmer days It has a higher Loft, warmer, fabric in certain areas on the body to keep your vital organs warm in colder weather, keeping lighter fabrics in areas that its needed so your jacket is lighter to help with movement when fishing YKK Zips used for quality Front pocket for phone Adjustable hood for windy days