The Halcyon Mark 4 Silver Cross Goggles are based on the RAF flying goggles of the 1940's.Based on the RAF flying goggles of the 1940'sAngled lenses on solid Brass chrome-plated framesHand-stitched onto Black Leather FacemaskHeadband with triple silicone and elasticated non-slip stripOften worn on the top of Jet Helmet for styleThe Halcyon Mark 4 Silver Cross Goggles have angled lenses which have been inserted onto solid brass chrome-plated frames. These have then been hand-stitched to a black leather facemask. The Goggles have a head band which comes with triple silicon for additional grip, and a elasticated non-slip strip for grip when worn over an open face Helmet.They are often worn on the top of a jet helmet for effect.