Polystyrene Balls 15 cm - Pack of 6The Creatistics Polystyrene Balls 15cm are a bold and impressive base for large scale creative and educational projects. Supplied in a pack of 6, these lightweight and easy to handle balls offer a substantial 15cm diameter, making them perfect for creating eye catching models, sculptures, classroom displays, and festive decorations. Their size makes them ideal for collaborative group work or for projects requiring visual impact. Children can decorate