The Take A Shot Leonie sunglasses not only look insanely good, they are also environmentally friendly.
The frame was made of stainless steel and is sheathed in Eco TR90. 
The Umbra Crystal – Smoke variant comes with a brown-transparent frame and grey-tinted lenses.

FeaturesFor medium to wide facesGrey-tinted lenses with UV 400 protection Lightweight construction offers a long comfortable wearing experienceBack-reflected lenses reduce reflectionsFrame made of high-quality Eco-TR90 plasticMade from plant-based raw materials and stainless steel