Gilbert Sun 46 Black - Pure Blue SmokeFrom the Maker Gilbert Sun is a timeless silhouette inspired by the effortless style of the 50's. The slightly rounded square frame features our custom Droplet plaque, GLCO Cube filigree core wire and glass lenses. 100% UV Protection. Details Hand Finished Premium Glass Lenses in Pure Blue Smoke Cured Cellulose Acetate with double pressed custom GLCO Cube filagree core wire Droplet plaque Keyhole nose bridge 4 Base lens with backside anti reflective