You've got the whole world in the palm of your hands—literally! Squishy balls come designed to look like the eight planets of the Milky Way, the Moon and the Sun! Whether you're planning a space-themed birthday or looking for fun ways to engage students in an intergalactic science lesson, or just need to destress, these planet balls are out-of-this-world! Made of high-quality polyurethane, filled with dense sponge. Balls measure 2½" (Sun 3").