The On Men's Trail Breaker Half Zip Jacket is specially engineered for running through the rain. This jacket has zonal water repellency and ventilation this half zip will keep you dry and comfortable in unforgiving elements and unpredictable weather. The windproof and waterproof technology is crafted with polyamide, polyester, and elastane materials to help you achieve your goals no matter what comes your way. Enjoy the odor control technology, thumbhole cuffs and even a specially designed watch window that allows you to check time and performance without sacrificing warmth. Go forwards and onwards with the On Men's Trail Breaker Half Zip Jacket! | On Men's Trail Breaker Jacket