Dia 8-10mm Thickness 0.4-30mm Super Strong Round Disc Magnets Rare-Earth Magnet
10 10mm 10 15mm 10 20mm 10 30mm. 8 25mm 8 30mm. Only suitable for people aged 14 and above. Magnet have strong magnetic properties. Do not swallow them. Do not directly smash, keep a certain distance after separation.