The ZAN headgear Windproof Convertible Balaclava features flat seams to allow for a comfortable fit underneath helmets or on its own while providing cover for your head, face, and neck. Can be worn as a balaclava, face mask, neck gaiter, or any other combination that fits your need at the time. The fleece lining sits against your skin for comfort, warmth, and protection in most climates.; Fleeced lined Hinged construction Flattened seams Windproof