|(Top to Bottom) The WX Chase combines the best of both worlds: a lightweight and stylish design, with maximum protection. It comes equipped with permanent and removable side shields to meet ANSI Z87.1+ safety standards. The sleek, rectangular build of its lightweight frame offers a comfortable yet flattering fit, combined with removable and permanent side shields for an ANSI Z87.1+ safety rating when you need it. The WX Gravity is a strong and reliable pair of glasses designed for performance in the harshest work environments. It meets ANSI Z87.1 + safety standards and includes a removable gasket to block out dust and debris.