Uvex S4111X Slate Safety Eyewear, Matte Gunmetal Frame, Gray Uvextra Anti-Fog Lens A nine-base, wrap-around lens design provides built-in side protection and superior coverage Flexible spring hinge temples adapt to a variety of facial profiles and help keep eyewear securely in place Soft, adjustable, rubber temple tips offer extended comfort and a custom fit Adjustable saddle pad nosepiece adds comfort and helps prevent slippage Meets ANSI Z87.1-2003 and CSA Z94.3 standards