Shaw Magnets – Iron Filings Magnetic Field Bubbles – Pack of 10

Shaw-Magnets-Iron-Filings-Bubbles-Shaw-Magnets-IFBUBX10-P-Buy-Iron-Filings-Magnetic-Field-Pack-of-10-encased-in-a-plastic-bubble-p-Shaw-Magnets-Iron-Filings-Magnetic-Field-Bubbles-Pack-of-10