BFabricas Selectas Classic Marbles ReviewbP PP Fabricas Selectas Classic Marbles PEach net comes filled with 10oz of glass marbles in assorted sizes, styles, finishes, and colors.PGame rules are printed on the back of each header Card.PFS-USA, North America's premier manufacturer of the highest-quality glass toy marbles.PNot for children under 3 years of age.