Buff&uml; Balaclava For use under a helmet or on its own. Balaclava BUFF can be worn around the neck or pulled up to cover the head and ears as well. The fabric will wick moisture away from the skin for comfort and warmth Made from 100% Polyester Microfibre, Weighs 38g/1.3 oz and measures 52cm x 24.5 cm or 20.8 inches x 9.6 inches. Available in one size to fit most adults. Is high-stretch and seamless at the neck with a flat-lock seam over the crown of the head. Is high-stretch and seamless at the neck with a flat-lock seam over the crown of the head. Treated with Polygiene your BUFF headwear will remain fresh as the silver ions prevent the build up of bacteria in the fabric Certified to meet Oeko-Tex Standard 100