Lightweight and stretchy fabric Flat seams for a comfortable fit Snug fit allows for wear under helmet Extended coverage goes below neckline Converts to neck gaiter 88% polyester, 12% spandex Machine wash The Jordan Fly Hyperwarm Hood is imported. Stay warm on game day when you wear the Jordan Fly Hyperwarm Hood. This balaclava style hood provides lightweight insulation and has a comfortable fit thanks to its flat seam design.