Heathered sweater knit fleece shell Primaloft® insulation Recycled eco-sherpa fleece lining Patented behind-the-head design Adjustable click-to-fit frames for a variety of head sizes Compatible with earbuds, glasses, hats & most bike helmets Fully collapsible for easy storage in a pocket, purse, briefcase or bag Color: Burgundy Heather Style: 21751-604