Description: Material: Polystyrene foam Diameter:Approx.3-10mm Color:Multi Modelling foam is ideal for model making and other kinds of craft projects You can make your own design and painting,really can give you more fun from this activity Make some decoration and ornaments for your house or your special occassion Also perfect for kids projects,as a educational foam ball can develop their imagination Package Includes: One Pack of Colorful Foam Ball