Eastbank CORE Matte Tortoise // Polarized BrownAt Smith, it's our REsponsibility to the COmmunity to deliver product with environmental considerations, so we created the Eastbank CORE sunglass frame from recycled post consumer water bottles. Each Eastbank CORE frame is made with polarized lenses and uses an embossed logo to avoid the use of adhesives. It comes with a microfiber bag made from recycled plastic bottles, and 100% recycled packaging. Details Evolve polarized bio based lenses 100% UV