This Port Authority Men's Stylish Grey Steel Flexshell Jacket is perfect for men who love to stay active. Whether you're going for a run, working out at the gym, or just going about your daily routine, this jacket has got you covered. It's made of 100% polyester with a water - repellent and breathable film insert and fleece lining. With a waterproof rating of 5000MM and breathability rating of 5000G/M2, it can handle different weather conditions. The full front zip and zippered pockets make it convenient for quick trips outside.