1)216pcs 5mm N35 Neodymium magnet balls 2)Nickel,gold,black,silver,blue,red,green.. 4) ... ,8mm,9mm 5)SGS&CE&CPSIA rainbow color neocube,magnet cube,magcube,magnet ball,magnet sphere,buckyball,nanodots, DIY toy Neodymium Iron Boron (NdFeB ... ) Magnet spheres make a fun puzzle. These 216 rare earth magnet spheres ...