Edge Eyewear Fast Link Tactical Safety Glasses are a half-frame, incredibly sleek pair of safety glasses that will serve you well in the line of duty. These Edge Eyewear safety glasses utilize a flexible blend of TR90 and nylon for their frames, giving the safety glasses dynamic durability. For high performance no matter how hard you're going, the Edge Fastlink Tactical Safety Glasses are equipped with Edge Tactical's state of the art Vapor Shield anti-fog coating, keeping your vision clear. The safety glasses suffer no scratches, thanks to their 3x Anti-Scratch lens coatings. Stay calm and stay protected when duty calls with the Edge Eye Wear Fast Link 3x Anti-Scratch Safety Eyewear.