... by 216pcs 5mm N35 Neodymium magnet balls 2)Nickel,gold,black,silver 4)4.8mm,5mm,6mm,7mm,8mm,9mm ... 7mm,8mm,9mm(tolerance+/-0.02mm)Color:Nickel,black,silver,gold(24K), 50um thickness three layers base coating(Ni-cu-Ni ... and CPSIA approved,not harmful your health,and pass 120hours Acid testPackage:PE bag/plastic bottle/velvet pocket/round metal gift ... you.please feel free to contact with us. neocube gold