... :Read/Write 3.Contactless tag,Proximity tag Colorful Silicon RFID Wristbands Material :100%,silicon Size : 45*14cmColor:blue,red,black ,white ,yellow ... water for a long time.Packing1,Weight/pcs:11g/pcs2,packing:100pcs inner opp bag,15 bag into a carton ,1500pcs ...