Part of their eco friendly collection. Really nice light colored tort-like frames. Made from 100% biodegradable material. Brand new. With stylish round frames made from plant-based and biodegradable material, these are the only sunglasses you’ll need this summer. Durable bioplastic frame—made from 100% biodegradable, plant-based material 100% UVA & UVB protection 5-barrel hinges Mineral glass lens made from natural silica and soda ash, offering scratch, fade and oil resistance Part of the earthwise collection, which is rooted in earth-friendly materials and processes.