Capiz shells are the flat, translucent shells of the windowpane oyster, commonly found in the waters of the Philippines and other tropical regions. They are known for their delicate, glass-like appearance and are often used in crafts and home decor. These shells are harvested for their beauty and versatility, making them popular in items like lamps, chandeliers, and decorative panels. The natural iridescence of capiz shells adds a unique touch to various products, making them sought after in both local and international markets.