Rare Cold Weather Face Mask Ski Mask Fleece Balaclava

Rare Made in Japan version of the USA ECWS (extreme cold weather system) face mask. Adjustable, one size fits all face mask. Windproof, style originally designed for the US Navy. Very warm, nylon outer with wool fleece inner, used once, ideal winter / ski mask, freshly washed. Shown on medium large head form.