This miraculous thickness is a godsend for creating gimmicks! We offer a set of 10 neodymium magnets, each 0.3mm x 10mm. I believe this product is quite difficult to obtain from domestic manufacturers. It's extremely thin and 10mm in diameter, making it a valuable material for creating gimmicks. If you're interested, please consider purchasing! Ultra-thin neodymium magnets, difficult to find in Japan Size: 0.3mm thick x 10mm diameter round magnets Sold in units of 10.