Ray-Ban Round Double Bridge sunglasses are a modern take on the classic round metal frame. The gold metal frames and brown polarized lenses, with classic B-15 lens treatment, provide a timeless look that's perfect for any occasion. These unisex shades are comfortable and easy to wear all day long. PRODUCT INFORMATION STYLE RB3647N Round Double Bridge MODEL CODE RB3647N 001/57 51-22 MADE IN Italy FRAME DETAILS COLOR Gold MATERIAL Metal SQUARE Round LENS DETAILS COLOR B-15 Brown MATERIAL Crystal TECHNOLOGY Brown LENS PROTECTION INDEX 3P