NO-FOG Brand Helmet Mask/Cold Weather Breath Deflector. Made in USA. NO-FOG #MX New 2019 model Anti-Fog Mask. Stops breath fogging of eyeglasses, helmet shields and goggles when used properly. Made in the USA. Wear with open face, full face, modular and/or motocross helmets with or without goggles while riding in cold weather. Soft and Warm micro fleece/neoprene construction. Front breath deflector flexes and custom conforms to the inside of helmet. All breath fog exits underneath helmet. Moisture Wicking comfortably attached top balaclava with lower Polartec fleece shoulder extention. Over the head with Genuine Velcro brand closure for quick on and off wearing. Fits Neck sizing 15" to 18" in size Large. See nofogusa.com for additional details and info.