The product is a lot of 23 vintage UV JABO 5/8 Uranium Vaseline Fluorescent glass marbles from the brand Akro Agate. These marbles are from the pre-1970 time period and were made in the United States. They come in various styles and have not been modified. Perfect for collectors of vintage marbles, these unique pieces will surely add a touch of nostalgia to any collection with their vibrant colors and uranium-infused design.