Our plastic-coated magnet ring set features six different colored magnets. Each ring is approximately 30mm in diameter, with an approximately 10mm hole in the center.
WARNING: This product can expose you to chemicals including styrene, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.