4F U043 Hot Pink Neck Warmer 4FAW23ABDAU043 55S The 4F neck warmer protects against snow, wind, and dust. Wear it two ways: as a neck warmer or as a half balaclava. Made of soft, short-cut microfleece. An elastic drawstring with a cord lock allows for a precise fit. Unisex. Main material: 100% polyester