ROAV Eyewear UK - Niro, the world's thinnest folding frame, is available for your prescription lenses – choose from Gold, Silver, Gunmetal or Black https://www.roaveyewear.co.uk/collections/roav -uk-vision-series/products/niro-roav-vision-series | Facebook
Foldable Sunglasses by ROAV: the world's thinnest glasses | SmartBuyGlasses - YouTube