Ray-Ban 3025 Large Aviator - Rob Lowe - Brothers and Sisters
Actor Rob Lowe, as Senator Robert McCallister, wears Ray-Ban 3025 sunglasses (also known as the Ray-Ban Aviator) in the series Brothers and Sisters. The sunglasses can be seen in the first episode of Season 3 (episode 301, Glass Houses). The exact color of the Ray-Ban sunglasses that Rob Lowe is wearing is Black frame and Gray (non-polarized) lenses, color-code 002.
Reference: Ray-Ban RB 3025 - Color: Black frame, Gray Green lenses (code 002)