The Smilen Eyewear® GothamStyle® Stainless Collection: Value priced superior quality stainless steel frames with spring hinges. GothamStyle® Stainless offers a wide variety of sizes ranging from 44 to 60mm. Model: 31 ★ BEST SELLER! Stainless Steel, Spring Hinge Size: 47-21-145 Colors: Black: UPC: 653753414732 Brown: UPC: 653753414749 Gold: UPC: 653753414763 Gunmetal: UPC: 653753414756 SIZE A B ED 47-21-145 47.30 41.30 55 ED ANGLE DBL STS CIRC. 151.2 21 121 140 Frames carry a two year warranty (for frame exchange only). Available colors for purchase are determined in the shopping cart "Color" menus. Available frame styles are indicated in the "BRANDS:" drop-down menus above.