5730-3015 - Badge Backs Pressure Sensitive 50 Per Pack This MagnaMini magnetic badge attachment is clothing friendly as it doesn't cause tears or pin holes. The magnetic badge attachment has two, round, rare earth magnets. The small, round magnets of the MagnaMini magnetic badge attachment are encased in plastic and come with one zinc-plated steel plate. The steel plate of the magnetic badge attachment includes a pressure-sensitive foam pad with peel-away liner, which is attached to the back of your badge or ID card. The other half of the two magnet, magnetic badge attachment is placed underneath your clothing for a secure hold. Mounting plate dimensions: 1 1/4" x 3/8" (32 x 10 mm) Weight: 0.3 oz (0.009 kg)