The product is a opened set of vintage Mapes Musical Tenor guitar strings, specifically wound with bronze. These strings are designed for a tenor guitar and are from the 50s or 60s, making them a rare find for collectors or enthusiasts looking to play authentic vintage instruments. With a trusted brand like Mapes, known for producing high-quality strings, this set would be a valuable addition to any musician's collection. Bought at estate sale and reselling. Questions ask.