SZADE Dart Sustainable Tortoise Sunglasses NIB Glasses, Cleaning Cloth & Box Color: Pinta Tort/Ecru/Hustler Brown SZADE statement rectilinear silhouette in our best-selling signature pinta tortoise colorway. Frame material; sustainable polycarbonate. specs; eye size 51mm, bridge width 23mm, temple length 138mm, eye depth 48mm. fit; wide. Lenses + Protection material; rated polycarbonate. specs; lens; hustler brown non-polarized | category 3. protection; superior reduction of sun glare. blocks UVA/UVB. Our Recycled Material + Sustainability recycled components. each frame is thoughtfully made using combination recycled materials and is hand assembled, polished and packed for a more sustainable finished product. the recycled materials used come from a range of different pre and post-consumer plastic waste sources to form our sustainable polycarbonate frames. break the cycle. make sure to recycle your polycarbonate frames when you're finished wearing them. be sure to remove any metal components and double check your recycling unit or facility of choice accepts polycarbonate. let's make something clear. our lenses are not recycled but are crafted of the highest quality tested and rated polycarbonate for the ultimate clarity, structural integrity, robustness and protection. this is of the utmost importance to provide above all, the clearest and safest possible shatter proof protection for your eyes to meet the highest international standards. your safety comes first.