Description from Fredericks and Mae
Set includes 14 dip dyed raw ceramic marbles in a cotton bag.
Marbles originated in Harappan civilization in Pakistan near the river Indus. Various marbles of stone were found on excavation near Mohenjo-daro (Pakistan, 2600 BC). Marbles are also often mentioned in Roman literature, and there are many examples of marbles from ancient Egypt. They were commonly made of clay, stone or glass.
Dimensions are variable.
Materials: clay, cotton and pigment.