JACKSON SG premium protective eyewear offers outstanding comfort, fit, style and durability. Each are rigorously tested with the latest high impact standards to deliver maximum safety and productivity. Frames are lightweight for added comfort and ultra-flexible for a near custom fit; Specially formulated ultra-strong material offers unmatched durability and toughness; Wraparound style lenses extend eye protection to the periphery; Soft touch temples and flexible nose piece are slip resistant and provide comfort for hours on end; Polycarbonate material meets ANSI Z87.1 and provides 99.9% UV protection; .