Details Black 10mm cured cellulose acetate frame and purple lenses Sterling silver signature Arrowhead front pin Exposed outer temple, sterling Silver custom hairline Engraved wirecore Sterling silver tension-secured custom 7 barrel hinge with sterling silver spur-shaped rivets Sterling silver domed 3d metal Cameo logo Violet CR39 lens 6 base lens with backside anti-reflective treatment Frame shape: Square 100% UV protection Measurements Size: Medium Temple Length: 142mm Frame Total Width: 143mm Lens Width: 49mm Lens Height: 38mm Bridge: 21mm