Roberto Cavalli RC979S Tania Sunglasses 57 01B Shiny Black Gradient Smoke Plastic Imported Plastic frame Plastic lens Non-Polarized Lens width: 57 millimeters Lens height: 49 millimeters Bridge: 18 millimeters Arm: 135 millimeters Buy with confidence! Authorized Retailer. Authenticity Guaranteed. Full retail package with all accessories.