The Smilen Eyewear® Times Square Collection: One of our newest product lines, offering clean classic sleek designs for men and women in high quality acetate, stainless steel, and titanium. Model: Champion Spring Hinge Size: 55-18-145 Colors: Brown: UPC: 670087950842 Crystal: UPC: 670087950835 Grey/Black: UPC: 670087950828 SIZE A B ED 55-18-145 ED ANGLE DBL STS CIRC. 18 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.