Modern design has gone full circle as Ray-Ban takes the classic round shape on another revolution with the RB2180 sunglasses. Along with distinctive rivets and Ray-Ban shaped temples, the Ray-Ban RB2180F Low Bridge Fit round sunglasses feature a sleek flattened bridge and stylish lenses. These unisex sunglasses are available in a variety of lens options including solid, mirrored, gradient or the new transition lenses that seamlessly adapt to all light conditions, from clear indoors to dark outdoors. Ray-Ban sunglasses sold by authorized sellers, like Amazon, are eligible for all manufacturer warranties and guarantees. Click on the Ray-Ban link above the product title to shop the entire Ray-Ban sunglass and eyeglass assortment.