Specification Model: GL400 Frame Material: Plastic Lens material: PC Total Length Of Glasses: 206mm Mirror Width: 90mm Mirror Height: 73mm Nose Bridge Width: 25mm Temple Length: 320mm Lens Color: clear, black, yellow, brown, colored, orange Weight: 61 g Features: anti-fog, windproof, anti-ultraviolet, strong impact resistance, super willful 1. Polycarbonate lens, strong impact resistance, can resist 45m/s impact of high-speed particles, and can effectively prevent eye injuries caused by iron filings, gray sand, gravel and other objects due to splashing; 2. The lens is made of aerospace material polycarbonate, which has good light transmission performance, heat resistance and wear resistance, and can effectively resist strong ultraviolet rays; 3. The skin contact part is made of high-quality sponge, which is soft and comfortable to wear and plays a buffer role at the same time; 4. Adjustable headwear, the size can be adjusted according to different face shapes.