Hoberman Original Sphere - Rings

The Hoberman Sphere is a geometric contracting ball linked by plastic struts made with a marvel of mechanical engineering. The Original Hoberman Sphere Rings has linking rings of color that magically expand from 9.5 to 30 inches. You can hang it from the ceiling and using the pulley, create an expanding mobile that you can open and close.

Recommended for 1 player, ages 4+.

Contents include: 1 Expanding Sphere, Pulley, Instructions