... -WB04 HF Series Silicon RFID wristbands for wholesale and retail are made of silicon and embedded RFID High Frequency (13.56MHz) tags ... . We can provide customized logo, button and other requirements. And we provide relevant frequencies according to different countries or ... . The wristband is tough, waterproof, non-tear, non-stretch and used for school, hospital, night clubs & bars, parks, resorts ...