Size and Quantity Package contains 2 pieces large solid polystyrene balls of 7.87 inch/ 20 cm in diameter, perfect for your big art craft project. Premium Material Our white foam balls are made of high density polystyrene foam, hard to get dents or smashed, can be used for many times. Arts and Crafts Craft foam balls are a good way to unleash creativity. With our foam ball, you can create stunning art crafts such as Christmas bauble, party centerpiece, solar system planet, floral arrangement ornament, etc. Easy to Use Polystyrene craft ball has smooth surface, can be easily glued and painted, you can decoupage with napkins, tissue paper, cloth or even jewelry, design beautiful needle felting crafts on your needs. Wide Application Use craft foam ball to make perfect decoration ornaments for many occasions such as wedding, birthday party, school project, baby shower, festival celebration and household decoration.