The product is a vintage Nagoya Japan Shofu Nippon 1920s porcelain espresso/coffee 4-piece set. The set includes an expresso plate made of porcelain, showcasing intricate designs and craftsmanship typical of the Nippon brand. The pieces are from the early 1920s, adding a touch of retro charm to any dining or serving experience. Perfect for collectors or those looking to add unique and historical pieces to their kitchen decor.