Dear Sir Madam, I'm looking for 200 of the following: Printed Circular 18mm Tamper Proof NFC sticker Chip must be the NXP MIFARE DESFire EV2 2K Sticker must be tamper proof (Breaks when removed) Sticker must be printed with a custom design (Enclosed) The sticker is being applied to vinyl, so does not need anti-metal features etc.