Radian revelation shooting glasses feature 5-position lens angle adjustment and 4-position temple length adjustment to provide a custom fit.The ventilation channel between lens and frame helps reduce fogging.Its impact resistant polycarbonate lenses provide 99.9 percent uv protection and are hard coated to reduce scratching.Temple Sleeves: AdjustableType: Shooting/Sporting GlassesFrame Color: BlackNrr: N/AQuantity: 1 PairStyle: AdjustableLens Coating: Hard CoatUv Rating: 99.9%Nose Piece: Soft RubberLens Type: Anti-FogAnsi Rating: Z-87+Lens Color: ClearFrame Material: Polymer