PRODUCT DETAILS Put your best face forward with these modern Ray-Ban sunglasses. PRODUCT DETAILS Frame material: propionate Lens material: plastic Treatment: gradient Durability: 2x more impact resistant & 12x more scratch resistant than common lenses; weather proof Eye protection: UVA/UVB & harmful blue light Case: pouch with microfiber cleaning cloth Warranty: manufacturer's 2-year limited For warranty information please click here Model number: RB4278 FIT DETAILS Eye/bridge/temple measurements: 51mm/21mm/145mm How do I find my frame size? Silhouette: square Promotional offers available online at Kohls.com may vary from those offered in Kohl's stores.