... Type:Read/Write 3.Contactless tag,Proximity tag 13.56Mhz Plastic RFID Wristband Material :100%,silicon Size : 45*14cmColor:blue,red,black ... ,white ,yellow ,gray,pink,green,ect Feture1,colosed-loop wristband,elastic, easy to carry ,waterproof,moistureproof,shockproof,High temperature resistant2 ...