The Smilen Eyewear® Trend Spotter®, Eyeconomy®, and Broadway® Collections: These Smilen Eyewear lines are perfect for managed care and frame/lenses packages. They include a wide range of styles and features with the highest quality in the industry! Model: Flex 3 Spring Hinge Size: 51-17-140 Colors: Brown Fade: UPC: 719284708259 SIZE A B ED 51-17-140 ED ANGLE DBL STS CIRC. 17 0 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.