Blank Gold Plastic, CR80, 30Mil with HI-CO Magnetic Stripe - Pack of 100Blank Gold Plastic, CR80, 30Mil with HI CO Magnetic Stripe Pack of 100 These 760 Micron Hi Co Magnetic Stripe Coloured Cards are high quality PVC cards that feature an outstanding magnetic stripe with high coercivity. That means the encoded data is guaranteed to be more secure and less likely to be accidentally deleted when exposed to a magnetic field. We also supply card holders, take a look at our store. If you have any further questions, please