Designed for small to medium faces, this comfortably lightweight addition to the Trillbe(TM) Collection has a softly rounded front with a sculptured keyhole bridge, and its stem architecture takes vintage style into modern territory. The Trillbe X has a lightweight, durable O Matter frame with non-slip Unobtanium nose pads. Its Plutonite lenses block 100% of UV light and provide outstanding optical clarity and detail. Features: - Patented hydrophilic Unobtanium(R) nosepads ensure a snug, secure fit - Durability and all-day comfort of lightweight, stress-resistant O Matter(TM) frame material - Comfort and performance of Three-Point Fit that holds lenses in precise optical alignment - UV protection of Plutonite(R) lens material that filters out 100% of UVA / UVB / UVC & harmful blue light up to 400nm - High Definition Optics(R) (HDO(R)) is a collection of patented technologies that allow Oakley eyewear to meet or exceed the testing standards of the American National Standards Institute for optical clarity, visual fidelity, and impact resistance - Standard Fit - Only available to ship within the USA