Sleek architecture and sculptural reliefs give this original Sliver™ sunglasses from Oakley its overwhelming popularity. The timeless design is now available in this XL edition with extended lens height for larger head sizes and those who want an expanded field of downward view. The design features: Three-Point Fit holds lenses in precise optical alignment while eliminating pressure points. Plutonite® Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400nm O Matter™ stress-resistant frame material is both lightweight and durable for all-day comfort and protection.