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 5 Spring Hinge Size: 50-16-140 Colors: Black: UPC: 719284708303 Red: UPC: 719284708310 Tan: UPC: 719284708297 SIZE A B ED 50-16-140 ED ANGLE DBL STS CIRC. 16 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.