Portwest LLC has been a leading providor of safety equipment in America for over 110 years. Portwest focuses on functionality, durability, and style - with value at heart. Portwest TK50 XXXL Navy Softshell Jacket offers a windproof, water resistant breathable membrance with the added luxury of a laminated micro polar fleece. It is comprised of 94% polyester and 6% spandex.