The ZANheadgear® SportFlex™ Series Windproof Tube is a versatile all-in-one headgear item constructed of polyester elastane and brushed treatment. They've added the great Windproof paneling with interior bonded fleece, to cover your face and ears from the elements. This product is heavier than the standard Motley Tube, yet lighter than the 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, 50+ UV Protection. The tube is made of 87% Polyester, 13% Elastane and windproof liner 100% Polyester.,One size fits most