Stay front and center with bold charisma, distinction, and MilSpec Ballistic Protection. The Frontman Tactical Sunglasses feature crisp and fresh optical clarity and have enough head curvature and temple thickness to keep sun, stage lighting, and shrapnel out of your eyes. . . . Carbonic lenses. . 8 base lens curvature. . Hydrophilic rubber nose pads. . This product contains a chemical known to the state of California to cause birth defects or other reproductive harm. .