12pc 67mm Modelling Polystyrene Styrofoam Foam Ball Spheres Xmas Deco Christmas Tree Decoration DIY Craft - White Modelling polystyrene styrofoam foam ball spheres decoration crafts. Make your own ornaments or design kits, great for Christmas tree ornaments and decorations Color: White Diameter: About 67cm / 2.64" Material: Polystyrene Foam