EM Mini NFC Tag 50*30mm, 40*25mm, 53*30mm, 30*30mm, 26*26mm Other sizes are available upon request EM4100, EM4102 (TK4100) EM Mini Card - RFID NFC TagBlank or pre-printed;with normal overlay or with crystal surfaceBasicMaterialPVC or PETPrintingBlank or printed in full colors.FinishingGlossy, Matte, Crystal epoxy surfaceDimensionssquare shape50*30mm, 40*25mm, 53*30mm, 41*26mm,round shape30mm ...