Engineered to be Virtually Indestructible, X8-300 men's ophthalmic frames are designed using Nylo-Flex material, built specifically for ruggedness and flexibility.

Tough enough to be bent and dropped, X8 frames are stylish in the gym, office, classroom or the great outdoors, all while providing non-stop vision performance.

Prescription Lenses:

This frame can be purchased with prescription lenses. For online orders, we offer single vision polycarbonate lenses with anti-reflective coating.

Customers also have the option of selecting the following customizations:

• Add Optifog® anti-fog coating to your lenses for clear vision under a wide range of indoor and outdoor environmental conditions
• Upgrade your lenses to Grey or Brown Transitions® to adapt seamlessly to changing light conditions

Sizing:

• A = the horizontal measurement of the lens
• B = the vertical measurement of the lens
• ED = Effective Diameter defines the minimum diameter lens that will fit a frame when the geometric center of the lens is exactly centered in the frame
• DBL = Distance Between Lenses or the bridge size
• TL = Temple Length
• All measurements in millimetres (mm)