Women's Fashion Sunglasses Manhattan Audrey Hepburn Style resin frame composite lens non-polarized Lens width: {value=57, unit=millimeters} Lens height: {value=42, unit=millimeters} Bridge: {value=19, unit=millimeters} Arm: {value=132, unit=millimeters} Acetate Frame. Acetate is a plant-based plastic that is known for being lightweight, yet durable 100% UVA/UVB Protection coating Fashion Designer Sunglasses Vintage Inspired Frame Design Perfect fit-light weight for outdoor activities