These WW1 R.N.A.S Issue Flying Goggles are a rare and valuable piece of military memorabilia from the Inter-War period. Made with leather and silk lining, they offer a glimpse into the technology and design of aerial combat during this time. Perfect for collectors interested in militaria, these goggles provide a unique and historical perspective on the history of aviation in warfare. Two part angled lenses within brass frames . Leather face mask with silk backing fabric and velvety eye surrounds . Narrow elastic strap with hook and eye clasp . Minor wear the silk has come away in one of the joints as per the photo. Originally these were issued with various coloured filter lenses . Fold flat for storage. Circa 1917