Silicon RFID Wristbands For Sport 1.LF/HF RFID tag 2.TAG Type:Read/Write ... tag,Proximity tag 4.Material:Silic Silicon RFID Wristbands For Sport Material :100%,silicon Size : 45*14cmColor:blue,red,black ,white ... wet environment,even in the case of being put in water for a long time.Packing1,Weight/pcs:11g/pcs2,packing ...