Viking Katia Multifunction Headband Black and Gray 319-20-1769-09-UNI The multifunctional Viking headband is suitable as an ear protector during outdoor training. The headband fits perfectly to the user's head. The material in the Viking headband ensures product durability and prevents pilling. Model in gray and black. Technical data: Material: 94% polyester, 6% elastane, One size fits all.