Kurata Optical handmade cellulose acetate frames (acetate is made from cotton & wood, is eco friendly, sustainably sourced & bio-degradable). Stainless steel cores for strength and flexibility. Extra sturdy and durable zinc-free barrel hinges. Optical-quality nylon lenses with 100% UV protection. Custom Brain Dead case and cloth included. Post Modern Primitive Eye Protection ™

color: Black/Black