While spitting into the wind isn't recommended, wearing the Spitsbergen on teeth-chattering days is. ; WINDSTOPPER technical fleece-lined ear band for extra warmth and protection. ; 20.5 circumference. ; Shell: 70% acrylic, 30% wool Lining: 100% polyester ; Hand wash and line dry. ; Imported. Measurements: ; Circumference: 20 in ; Product measurements were taken using size MD/LG (3-12 Years). Please note that measurements may vary by size.