The product is a pair of antique blue glass wire rim 4-lens sunglasses from the 1800s, designed in the style of a train carriage railway. The sunglasses feature a metal frame and were manufactured in the United States, specifically in the pre-1930 era. They are unmodified and made by a USA maker. The unique design and historical significance of these sunglasses make them a valuable addition to any collection of antiques or vintage eyewear.