Ray-Ban - Erika RB4171 Polarized. Color Havanna/Gunmetal/Brown Gradient. Low Stock. On sale for $148.80. MSRP $186.00.. 4.3 out of 5 stars1 left in stockBrand NameRay-BanProduct NameErika RB4171 PolarizedColorHavanna/Gunmetal/Brown GradientPrice$148.80MSRP: $186.00Rating4Rated 4 stars out of 5(34)