|No need for pierced ears with these stylish dome ear magnets. Splendent Dome are all magnetic, 1,000 gauss hematite. The Hematite/Hematite pair uses the same magnet (opposite polarity) to hold the earring on the ear by magnetic attraction. The other pair (Hematite/2500 gauss) includes two 9.5 mm dia, 2,500 gauss, 24k gold plated Mini-Slim holding magnets which creates a stronger holding force. The holding magnet is placed behind the earlobe. One set (pair) includes a total of 4 magnets (2 front/2 back). 10 mm (0.4") dia.