Polystyrene Balls - Solid - ALL SIZES - choose from 20mm - 400mm | Craftmill
Amazon.com: VILLCASE 10pcs Modelling polystyrene Shape White Ball Ornaments polystyrene Balls Colorful Craft Balls Art Decoration White Modeling polystyrene White Decor Solid Ball Child Large
Amazon.com: 36pcs Shapes Round Polystyrene Balls Mini Christmas Tree Circle Foam Ball Solid Polystyrene Balls DIY Foams Projects Large Foam Balls Sphere DIY Cake Toppers White Ball Giant Child
Polystyrene balls and spheres UK. Styrofoam balls also available.
Set of 3 large separable polystyrene balls diameter 30, 40 and 50 cm, Hollow sect spheres
Polystyrene Shapes - TreeLocate
Styrofoam Ball & EPS Foam Balls by Shape Innovation, Inc.