The Gore Wear Windstopper Insulated Beanie is the hat you choose for your coldest commute days. It features a Gore Windstopper membrane to prevent wind from whisking away heat, and PrimaLoft Silver Hi-Loft insulation to trap in the body heat you produce as you ride. The fabric is constructed with multi-directional stretch in mind for a comfortable user experience, and is breathable to ensure airflow to manage moisture.