100% WATERPROOF/WINDPROOF. An amazingly effective alternative to a basic stadium blanket. Stuff sack included for convenient storage and transport.Genuine Polartec? Classic 300 fleece – thick, WARM, and soft. The highest quality fleece made.Radiant Heat Reflective Lining for retaining body heat. Fleece lined hood and pockets help you stay warm in even the coldest conditions.SIZING: Available in 4 sizes: Small/Petite, Large (fits most adults), XL, XL-Tall. See size chart for recommended size based on height and weight.PROUDLY MADE IN THE USA and guaranteed for life. Stay warm from now on!