HUK Mens Storm Jacket, Heavy Duty Fishing Rain Coat STRETCH: Fabric gives you the flexibility and stretch you need for comfort, while maintaining shape and fit WARMING FIBERS: Warming Fibers work to retain your body heat, creating a warming effect. The materials actively increase the performance of your garment without any bulk, keeping you comfortable during colder conditions MOISTURE TRANSPORT: Keeping dry is critical to keeping warm on the cold water - this sweatshirt's material has hydrophobic qualities to transports water & sweat away from the skin HUK: Uniting anglers through performance-engineered, technical gear designed to fuel your passion and pursuit no matter when, where or how you fish