Ray Ban Chris Wayfarer Sunglasses - Black (Unisex) Good used condition with a small spot where lens coating has started to wear. It is not visible when worn or photographed and the price reflects this defect. Comes with the carry case and lens cloth. Measurements in photos. Pet and smoke free home. Same or next day shipping. Ray-Ban Chris sunglasses are a stylish new addition to the Highstreet collection. These unisex sunglasses are designed with unique style cues taken from the Erika style, but with square lenses and a less circular frame shape. Chris RB4187F Sunglasses have been crafted with a gummy and rubberized frame finish, giving these trend setting sunglasses an exclusive textured feel. The Ray-Ban Chris epitomizes modern day fashion packed into a lightweight, comfortable design.