Smith Optics Attack ChromaPop Sport Shield Sunglasses w/ Bonus Lens Smith Attack sunglasses are made for situations that call for focus and speed. Whether the sun is high in the sky or hidden behind dense tree cover, the lens interchange system lets you quickly swap between the included ChromaPop bright-light and high-contrast lenses. The lowered-brow shape offers ventilation while the no-slip temples and a two-position nose pad keep them securely in place when you break a sweat. Guaranteed brand new and authentic Includes storage case and protective pouch Includes Bonus ChromaPop Contrast Rose Lens Frame Material: TR-90 Lens Technology: ChromaPop Protection: 100% UV Lens Width: 99mm Bridge Width: 01mm Temple Length: 120mm