Ray-Ban Unisex RB3025 001/51 Arista Aviator Sunglasses. These are the sunglasses that started it all, the Ray-Ban AVIATOR. Originally designed for the U.S. military fighter pilots in 1937, this updated version has a sleek arista metal frame and crystal brown gradient lenses. And with superior clarity and 100% UV radiation blocked to 400nm, they not only look good, but are easy on the eyes.Lens Colour: BrownFrame Colour: AristaEU Filter 2NLens Gradient: YesHinge Type: No FlexMirrored: NoPolarised: NoAviator SunglassesUsage: FashionMetal Shop At House Of Fraser