The Nike® Men's KO Hoodie is new and improved! This enhanced version is designed with a lined mesh hood for breathability and an underarm gusset for ultimate mobility. Whether you are on the court or headed into the gym, the Therma-FIT® fabric will keep you fully insulated and warm. Flat-lock stitching will also help to reduce irritation during rigorous physical activity. No matter what your sport, you'll love the Knockout Hoodie.