Oakley sliver xl sunglassesthe sleek architecture and sculptural reliefs gave oakleys original sliver sunglasses their overwhelming popularity and the timeless design is now available in these xl edition sunglasses this edition has an extended lens height for larger head sizes and for those who want an expanded field of downward view these sunglasses feature a stress resistant frame material which is both lightweight and sturdy providing you with all day comfort and protection while the thr