Square sunglasses made with Eastman Acetate Renew, an acetate with 27% recycled content. Product Details - Lenses made from polyamide with 39% bio-based content - Alternative fit available - BV1323SK 003 - Material: Eastman Acetate Renew, including 27% recycled material - Color: Green - Made in: Japan - Product code: 799396V2Q303344