Oakley Cartridge 5137 Eyeglasses Color:513702 - Silver - Clear Flexon uses the same shape-memory

Flexon uses the same shape-memory alloy NASA developed for missile heat shields

The full-rim design with double bridge adds visual interest and structural integrity

The iconic Silver Arrow adorns each temple

and the full-rim construction means these frames hold prescription lenses reliably

The full-rim construction secures your prescription lenses and accommodates stronger prescriptions

Oakley Cartridge 5137 Eyeglasses Color:513702 - Silver - Clear Flexon uses the same shape-memoryThese Oakley CARTRIDGE frames feature a Full Rim design and a flex hinge for added comfort. These frames are designed with light weight and extremely durable titanium, for an incredibly comforable fit. These Oakley Optical frames feature a Rectangle shape perfect for round or oval shaped faces.