Authentic Round Capiz Shells, most popular for making elegant capiz shell chandeliers and wind chimes, Placunidae. They are also called Windowpane Oyster Shells, a Round Semi-Translucent sea shell.  Shop Capiz Shells Wholesale in Bulk or in Packs of 100 for seashell crafts. These flat round translucent shells are available in sizes 1 inch from .06 each, 1-1/2 inches from .08 each, 2 inches, 2-1/2 inches from .14 each and 3 inches from .27 each.  You can also use versatile Round Capiz Shells to create beautiful photo frames, as inlay on tables, trays and more.  The windowpane oyster is a bivalve marine mollusk in the family Placunidae.  They are edible, but valued more for their shells.  Capiz shells have been used for thousands of years as a glass substitute because of the durability and translucence.