Each set NdFeB Magnet Spheres contains 216 powerful rare earth magnets that can be shaped, molded, torn apart and snapped together in UNLIMITED WAYS. Make sculptures, puzzles, patterns, shapes, stick stuff to the fridge, invent a new game—trying to find something more useful is useless. You can create huge number of shapes and models according to your imagination by this amazing NeoCube. It's wonderfully suitable for experiments and combining with other magnets.
The diameter of Magnetic ball is 5mm. We can offer kinds of diamete size, from 4mm--30mm . And we will offer kinds of colour to select for Gold, Siliver, Nickel, Black and so on