Unisex clear trapezoid full-rim sunglasses frames with spring hinges are available in variety of colors to match any outfit. These affordable qualified double bridge polarized sunglasses include free single-vision prescription brown polarized lenses with AR and 100% UV protection, a case and a cleaning cloth. Double bridges are their characteristics. Bifocal and progressive lenses are supported. There's no shortage of iconic classics when it comes to eyeglass shapes, but the trapezoid is in a league all of its own. Kicking it up a notch, the Quantum eyeglasses strike the perfect balance between the classic trapezoid style and the modern double bridges trend. Lightweight, comfortable, and fashionable, a must-have for daring fashionistas. In shades of Black, Tortoise, Transparent Gray, and Clear.