The product is a vintage Fenton hobnail green opalescent uranium glass vase, measuring 3.75 inches in height. This small vase glows under UV light due to the uranium content in the glass. The Fenton brand is well-known for producing high-quality opalescent glass items, making this vase a unique and collectible decorative piece for any pottery and glass enthusiast. Its green color and hobnail design add a touch of elegance to any space.