This lot of 25 vintage colored metallic glass marbles are machine made in the United States during the 1970s. Perfect for collectors of all ages, these marbles come in a fresh case and feature a variety of colorful styles. Whether you're a seasoned collector or just starting out, this lot offers a unique and nostalgic addition to any collection. Please note that these marbles are not suitable for children under the age of 4 due to potential choking hazards.