This set of 10 vintage uranium glass glow marbles is a must-have for any collector. The unique style of these marbles is sure to catch the eye of anyone who sees them. The marbles are in excellent shape and are sure to provide hours of enjoyment to anyone who uses them. The artist of these marbles is unknown, adding to their mystery and allure. The unit quantity of 10 makes them perfect for sharing with friends or for adding to a collection. This set of marbles is suitable for ages 8 and up, making them a great gift for anyone who loves marbles or is interested in collecting unique toys and hobbies.