Barton PerreiraColby Semi-Rimless Round Sunglasses, GoldenDetailsSemi-rimless golden metal round frames. Gradient lenses. Tortoise enamel earpieces. 100% UVA/UVB protection. Frames handmade in Japan. Designer About Barton Perreira:Revolutionary technology, unsurpassed craftsmanship, and ingenious design have made Barton Perreira sunglasses sought-after accents. Cofounders Patty Perreira and Bill Barton focus on custom-designed colors, and each frame in the line is handmade in limited quantities.