Edge Eyewear Caraz Safety Glasses - Black Diamond Plate Frame,Smoke Lens Caraz Standard Lens safety glasses are lightweight and durable for the best eye protection Non-polarized polycarbonate lenses block 99.9% of harmful UVA, UVB, and UVC rays Scratch-resistant lenses keep your vision clear for long-lasting use Caraz frames are conveniently lightweight at less than half a pound (22.6g) Black nylon frames feature a metal "E" logo and small studs on both temples