The ZANheadgear SportFlex(tm) Series Windproof Tube is a versatile all-in-one headgear item constructed of polyester elastane and brushed treatment. We've added our great Windproof paneling with interior bonded fleece, to cover your face and ears from the elements. This product is heavier than our standard Motley Tube, yet lighter than our Fleece Lined option, with a softness & comfort that surpasses any competitor. Perfect to wear as a balaclava, face mask, neck warmer, scarf, beanie, and ear warmer to keep warm & protected in versatile climates. Lightweight and machine washable, one size fits most adults. 50+ UV Protection. . Materials: 87% Polyester, 13% Elastane and 100% Polyester.