Product Overview: Chris Gradient Sunglasses Features: 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 spun into a slightly more masculine shape with square lenses and a less circular frame shape. Chris RB4187 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.