Meet Speks; the return of the world’s greatest desk toy from the creators of Buckyballs and Zen Magnets. 512 Mashable, Smashable, Rollable, Buildable, Puzzling, World-famous, Fun for adults, All-you-can-build with, Rare Earth, neodymium magnetic balls. Warning: Keep Away From All Children! Do not put in nose or mouth. Swallowed magnets can stick across intestines causing serious injury or death. Seek immediate medical attention if magnets are swallowed or inhaled.