13.56MHz MIFARE 1K Colored RFID Tyvek Bracelet is made of e-co friendly tyvek paper material with NXP MIFARE® 1k chip . Custom printing and size ,serial number ,barcode ,encoding is available .It will be compliance with ISO 14443A and 13.56mhz passive rfid chip wristband. Water proof and disposable for e-payment and ticketing ,etc .