RFID contactless paper card A Physical Dimension:40mm*40mm or customize Weight: 5.8g+/-0.5g Standard color: white B Printing Printable with offset silkscreen printable with ink jet numbering C Material PVC PET Paper D Surface Glossy Matte IC Available ar 13.56MHz moninal .Mifare 1 S50 1K.Mifare S70 4 K.MIfare Ultright ,Mifare Desfire,I CODE SLI S12 ,I CODE 1,TI 2048,Ti 256,INSIDE 2K,SR176,SRI512