The JT Spectra lens offers one of the most advanced lenses available to action sport gaming. The lens offers over an 1/8¬¨¬®? thick of poly carbonite for solid impact protection. The Spectra design has been tested at 5x field energy levels for your safety to exceed every industry standard across the board. Additionally, each thermal lens offers 260 degree of optically clear peripheral vision, as well as proven T-lock retention system to keep your lens in place at all times.