About this item Polycarbonate frame Polycarbonate lens Anti-Fog Coating coating 3 Interchangeable Lenses -- 3 Poly-carbonate lenses withstand high impact (Gray, Clear & Yellow). Suitable for more occasions and weather. A simple lens changing system makes its interchangeable lenses easy to change Firm, Durable and Portative -- The half-frame spectacle frame is made of light and durable TR90 material. Ergonomic, safe and comfortable, not easy to fall. Use a rugged PC lens. It is resistant to scratch is anti- collision, has UV400 protection, Shatterproof Anti-fog -- Shooting glasses use impact-resistant anti-fog polycarbonate lenses to protect our eyes from UVA/UVB damage. Meet ANSI Z87+ [Update] Based on feedback, the firmness of the frames and screws of the tactical glasses has been optimized Comfortable fit -- Adjustable rubber nose pads and soft rubber cover the tip to make it fit perfectly without slipping. Comes with a hard case and a soft bag for storing glasses. A strap to keep the glasses around the neck when not in use Shooting goggles - They can be used as protective glasses for most hunting and shooting sports like long-range shooting, indoor & outdoor shooting range, deer hunting, and airsoft gun. The replacement yellow lens also allows you to use it at night. It is also suitable for many active outdoor sports and activities, such as running, cycling, climbing, hiking, driving