OverviewDurable C-5 alloy let us create a thin frame with a nuance of sculpturing along its sleek linear temples. Cathode echoes the smooth attitude of our renowned Sliver frames, and the idea here is subtle refinement in a look that takes you anywhere. Semi-rimless architecture makes it lightweight for a barely-there feel, and Unobtainium components keep it in place with all-day comfort. WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.