Ray-Ban Corrigan Bio-Based are a modern and stylish take on the irregular shape. The frame, made from bio-based material, is designed to be as natural and sustainable as possible. These shades feature polarized dark brown lenses that provide 100% UV protection and reduce glare for added clarity and vision. With their irregular shape and transparent light blue frames, these sunglasses offer an alternative look for those who want to make a statement while being environmentally conscious.