Buckle up for a wild, geometric adventure with the Hoberman Mega Sphere - Spectrum, a mind-blowing toy that dramatically unfolds to an astonishing 4.5 feet in diameter. This visually striking sphere is perfect for solo play and helps foster spatial and mechanical understanding. It's not just a toy but a spectacle that unfolds right before your eyes!

The Hoberman Mega Sphere - Spectrum features:
- Expands from 17 inches to 4.5 feet
- Includes a convenient pulley system for easy expansion
- Comes with detailed instructions for setup and use
- Lightweight design at just 7.55 lbs, making it easy to handle
- Wipe-clean care for hassle-free maintenance
- Free 90-day returns for added peace of mind