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: 36 Stainless Steel, Spring Hinge Size: 57-16-145 Colors: Black/Silver: UPC: 764488976041 Brown/Gold: UPC: 764488976058 SIZE A B ED 57-16-145 57.60 47.30 64.40 ED ANGLE DBL STS CIRC. 32.4 16 140 174.8 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.