Nike sunglasses are designed for the athlete who demands high performance lenses & comfort! The Siege 2 are designed with a flying lens & a ventilated nose bridge to improve air flow for reduced fogging & slippage. The scratch/impact-resistant polycarbonate lenses ensure perfect optical clarity at all angles & provides 100% UV protection. The interchangeable lens system offers lenses for any light condition. Frame: Summit White Lens: Vermillion Max Adapt & Gray